System of Measurement
Thread Size
1/4"-20
1/4"-20, 5/16"-18, 3/8"-16, 1/2"-13, 5/8"-11, 3/4"-10
1/4"-28
1/4"-32
5/16"-18
5/16"-24
5/16"-32
3/8"-16
3/8"-24
3/8"-32
7/16"-14
7/16"-20
7/16"-28
1/2"-13
1/2"-20
1/2"-28
9/16"-12
9/16"-18
5/8"-11
5/8"-18
5/8"-24
11/16"-24
11/16"-27
3/4"-10
3/4"-16
3/4"-20
7/8"-14
7/8"-20
7/8"-9
1"-12
1"-14
1"-8
1 1/8"-12
1 1/8"-7
1 1/8"-8
1 1/4"-12
1 1/4"-7
1 1/4"-8
1 3/8"-12
1 3/8"-6
1 3/8"-8
1 1/2"-12
1 1/2"-6
1 1/2"-8
1 5/8"-12
1 5/8"-5 1/2
1 5/8"-8
1 3/4"-12
1 3/4"-5
1 3/4"-8
1 7/8"-12
1 7/8"-5
1 7/8"-8
2"-12
2"-4 1/2
2"-8
2 1/4"-12
2 1/4"-4 1/2
2 1/4"-8
2 1/2"-12
2 1/2"-4
2 3/4"-4
3"-12
3"-4
3 1/2"-4
0-80
00-90
00-96
000-120
0000-160
1-64
1-72
10-24
10-32
12-24
12-28
2-56
2-56, 4-40, 6-32, 8-32, 10-24, 10-32, 1/4"-20
2-64
3-48
3-56
4-36
4-40
4-48
5-40
5-44
6-32
6-40
8-32
8-36
M1
M1.2
M1.4
M1.6
M1.7
M1.8
M10
M12
M14
M16
M18
M2
M2, M3, M4, M5, M6, M8, M10, M12
M2.3
M2.5
M2.6
M20
M22
M24
M27
M3
M3, M4, M5, M6, M8, M10, M12, M16, M20
M3.5
M30
M33
M36
M39
M4
M42
M45
M48
M5
M52
M56
M6
M60
M64
M7
M72
M8
Material
316 Stainless Steel
400 Nickel
410 Stainless Steel
6061 Aluminum
17-4 PH Stainless Steel
18-8 Stainless Steel
A286 Stainless Steel
Acetal Plastic
Alloy 20 Stainless Steel
Black Corrosion-Resistant-Coated 6061 Aluminum
Black Corrosion-Resistant-Coated Steel
Black Oxide Steel
Black-Oxide 18-8 Stainless Steel
Black-Oxide 316 Stainless Steel
Black-Oxide Steel
Blue PTFE-Coated Steel
Blue-Dyed Steel
Brass
Bumax 88 Stainless Steel
C276 Nickel
Cadmium Yellow-Chromate Plated Steel
Ceramic
Fiberglass
Galvanized Steel
Glass-Filled Nylon Plastic
Grade 2 Titanium
Hot-Dipped Galvanized Steel
Nickel-Plated Brass
Nylon 6/6 Plastic
PEEK Plastic
PTFE Plastic
PTFE-Coated 18-8 Stainless Steel
PVC Plastic
PVDF Plastic
Polycarbonate Plastic
Polypropylene Plastic
Silicon Bronze
Steel
Zinc Plated Steel
Zinc Yellow-Chromate Plated Steel
Zinc Yellow-Chromate-Plated Steel
Zinc-Flake-Coated Steel
Zinc-Plated Steel
Width
Width
1/16"
5/64"
3/32"
7/64"
1/8"
5/32"
3/16"
1/4"
17/64"
5/16 "
5/16"
11/32"
3/8 "
3/8"
27/64"
7/16 "
7/16"
15/32"
1/2"
33/64"
17/32"
9/16"
19/32"
5/8"
11/16"
45/64"
3/4"
49/64"
25/32"
0.863"
7/8"
29/32"
59/64"
15/16"
61/64"
1"
1 1/32"
1.047"
1 1/16"
1 7/64"
1 1/8"
1.231"
1 1/4"
1 19/64"
1 5/16"
1.416"
1 7/16"
1 15/32"
1 31/64"
1 1/2"
1.6"
1 5/8"
1 11/16"
1 3/4"
1.784"
1 13/16"
1 7/8"
1 15/16"
1.969"
2"
2 1/16"
2 3/16"
2 1/4"
2 3/8"
2 7/16"
2 9/16"
2 5/8"
2 3/4"
2 13/16"
2 15/16"
3"
3 1/8"
3 3/8"
3 1/2"
3 3/4"
3 7/8"
4 1/8"
4 1/2"
5 3/8"
2.5 mm
3 mm
3.2 mm
3.5 mm
3.9 mm
4 mm
4.5 mm
4.8 mm
4.9 mm
5 mm
5.32 mm
5.4 mm
5.5 mm
6 mm
6.78 mm
6.8 mm
6.9 mm
7 mm
7.5 mm
7.78 mm
7.8 mm
7.9 mm
8 mm
9.78 mm
9.9 mm
10 mm
10.3 mm
11 mm
12 mm
12.73 mm
12.85 mm
12.9 mm
13 mm
14 mm
14.8 mm
15.85 mm
16 mm
17 mm
17.74 mm
17.9 mm
18 mm
18.8 mm
19 mm
21 mm
22 mm
24 mm
27 mm
30 mm
32 mm
33 mm
36 mm
41 mm
46 mm
49 mm
50 mm
55 mm
60 mm
65 mm
70 mm
75 mm
80 mm
85 mm
90 mm
100 mm
105 mm
Height
Height
1/32"
3/64"
1/16"
5/64"
3/32"
7/64"
1/8 "
1/8"
9/64"
5/32"
11/64"
3/16"
13/64"
7/32 "
7/32"
15/64"
1/4"
17/64"
9/32"
19/64"
5/16"
21/64"
11/32"
23/64"
3/8"
25/64"
13/32"
27/64"
7/16"
0.484"
31/64"
1/2"
33/64"
17/32"
35/64"
9/16"
0.609"
39/64"
41/64"
21/32"
11/16"
23/32"
0.734"
47/64"
3/4"
49/64"
25/32"
27/32"
0.859"
55/64"
7/8"
29/32"
31/32"
0.984"
63/64"
1"
1 1/32"
1 1/16"
1 3/32"
1.109"
1 7/64"
1 9/64"
1 5/32"
1 11/64"
1 3/16"
1 7/32"
1.219"
1 1/4"
1 9/32"
1 5/16"
1 11/32"
1 25/64"
1 13/32"
1 29/64"
1 15/32"
1 1/2"
1 19/32"
1 39/64"
1 5/8"
1 21/32"
1 23/32"
1 3/4"
1 27/32"
1 15/16"
1 31/32"
2"
2 1/64"
2 5/32"
2 13/64"
2 3/8"
2 29/64"
2 19/32"
3 1/2"
0.8 mm
1 mm
1.2 mm
1.3 mm
1.4 mm
1.6 mm
1.7 mm
1.8 mm
2 mm
2.2 mm
2.4 mm
2.5 mm
2.7 mm
2.8 mm
2.9 mm
3 mm
3.2 mm
3.5 mm
4 mm
4.3 mm
4.4 mm
4.9 mm
5 mm
5.2 mm
5.4 mm
5.5 mm
6 mm
6.3 mm
6.4 mm
6.5 mm
6.8 mm
7 mm
8 mm
8.4 mm
9 mm
9.8 mm
10 mm
10.3 mm
10.54 mm
10.8 mm
11 mm
12 mm
13 mm
13.5 mm
14 mm
14.3 mm
14.8 mm
15 mm
16 mm
16.5 mm
17 mm
18 mm
19 mm
19.5 mm
20 mm
20.7 mm
21 mm
22 mm
22.5 mm
22.7 mm
23 mm
24 mm
24.7 mm
26 mm
27 mm
27.4 mm
28 mm
29 mm
30 mm
31 mm
33 mm
34 mm
36 mm
38 mm
39 mm
42 mm
45 mm
48 mm
52 mm
56 mm
58 mm
64 mm
Specifications Met
ANSI/ASME 18.2.2
ASME B1.1, ASME B18.2.2, SAE J995
ASME B18.2.2
ASME B18.2.2, ASTM A194
ASME B18.2.2, SAE J995
ASME B18.6.3
ASTM A108
ASTM A108, DIN 439B, ISO 4035
ASTM A194
ASTM A194, DIN 6915
ASTM A563
ASTM F594
DIN 439, ISO 4035
DIN 439B
DIN 439B, ISO 4035
DIN 439B; ISO 4035
DIN 6915
DIN 6915, ISO 4775
DIN 6915, ISO 7414
DIN 934
DIN 934L
DIN 936
FDA Compliant 21 CFR 177.2510, NSF/ANSI 61, UL 94 V-0
Fed. Spec. FF-N-836, MS35649-204, Fed. Spec. QQ-P-35
Fed. Spec. FF-N-836, MS35649-224, Fed. Spec. QQ-P-35
Fed. Spec. FF-N-836, MS35649-2254, Fed. Spec. QQ-P-35
Fed. Spec. FF-N-836, MS35649-2314, Fed. Spec. QQ-P-35
Fed. Spec. FF-N-836, MS35649-2384, Fed. Spec. QQ-P-35
Fed. Spec. FF-N-836, MS35649-244, Fed. Spec. QQ-P-35
Fed. Spec. FF-N-836, MS35649-264, Fed. Spec. QQ-P-35
Fed. Spec. FF-N-836, MS35649-284, Fed. Spec. QQ-P-35
Fed. Spec. FF-N-836, MS35650-304, Fed. Spec. QQ-P-35
Fed. Spec. FF-N-836, MS35650-314, Fed. Spec. QQ-P-35
Fed. Spec. FF-N-836, MS35650-3254, Fed. Spec. QQ-P-35
Fed. Spec. FF-N-836, MS35650-3314, Fed. Spec. QQ-P-35
Fed. Spec. FF-N-836, MS35650-3384, Fed. Spec. QQ-P-35
Fed. Spec. FF-N-836, MS35691-11
Fed. Spec. FF-N-836, MS35691-15
Fed. Spec. FF-N-836, MS35691-19
Fed. Spec. FF-N-836, MS35691-23
Fed. Spec. FF-N-836, MS35691-27
Fed. Spec. FF-N-836, MS35691-3
Fed. Spec. FF-N-836, MS35691-31
Fed. Spec. FF-N-836, MS35691-35
Fed. Spec. FF-N-836, MS35691-39
Fed. Spec. FF-N-836, MS35691-51
Fed. Spec. FF-N-836, MS35691-55
Fed. Spec. FF-N-836, MS35691-7
Fed. Spec. FF-N-836, MS51967-12
Fed. Spec. FF-N-836, MS51967-15
Fed. Spec. FF-N-836, MS51967-21
Fed. Spec. FF-N-836, MS51967-24
Fed. Spec. FF-N-836, MS51967-3
Fed. Spec. FF-N-836, MS51967-6
Fed. Spec. FF-N-836, MS51967-9
Fed. Spec. FF-N-836, MS51968-12
Fed. Spec. FF-N-836, MS51968-15
Fed. Spec. FF-N-836, MS51968-18
Fed. Spec. FF-N-836, MS51968-21
Fed. Spec. FF-N-836, MS51968-24
Fed. Spec. FF-N-836, MS51968-3
Fed. Spec. FF-N-836, MS51968-6
Fed. Spec. FF-N-836, MS51968-9
Fed. Spec. FF-N-836, MS51971-1, Fed. Spec. QQ-P-35
Fed. Spec. FF-N-836, MS51971-2, Fed. Spec. QQ-P-35
Fed. Spec. FF-N-836, MS51971-3, Fed. Spec. QQ-P-35
Fed. Spec. FF-N-836, MS51971-5, Fed. Spec. QQ-P-35
Fed. Spec. FF-N-836, MS51971-7, Fed. Spec. QQ-P-35
Fed. Spec. FF-N-836, MS51971-8, Fed. Spec. QQ-P-35
Fed. Spec. FF-N-836, MS51972-1, Fed. Spec. QQ-P-35
Fed. Spec. FF-N-836, MS51972-2, Fed. Spec. QQ-P-35
Fed. Spec. FF-N-836, MS51972-3, Fed. Spec. QQ-P-35
Fed. Spec. FF-N-836, MS51972-5, Fed. Spec. QQ-P-35
Fed. Spec. FF-N-836, NAS671C0
Fed. Spec. FF-N-836, NAS671C10
Fed. Spec. FF-N-836, NAS671C2
Fed. Spec. FF-N-836, NAS671C4
Fed. Spec. FF-N-836, NAS671C6
Fed. Spec. FF-N-836, NAS671C8
ISO 4032
ISO 4035, DIN 439B
JIS B 1181
MIL-DTL-1222
MS35649-202, Fed. Spec. FF-N-836
MS35649-222, Fed. Spec. FF-N-836
MS35649-2252, Fed. Spec. FF-N-836
MS35649-2312, Fed. Spec. FF-N-836
MS35649-2382, Fed. Spec. FF-N-836
MS35649-242, Fed. Spec. FF-N-836
MS35649-262, Fed. Spec. FF-N-836
MS35649-282, Fed. Spec. FF-N-836
MS35650-302, Fed. Spec. FF-N-836
MS51967-11; Fed. Spec. FF-N-836
MS51967-14; Fed. Spec. FF-N-836
MS51967-17; Fed. Spec. FF-N-836
MS51967-20; Fed. Spec. FF-N-836
MS51967-23; Fed. Spec. FF-N-836
MS51967-2; Fed. Spec. FF-N-836
MS51967-5; Fed. Spec. FF-N-836
MS51967-8; Fed. Spec. FF-N-836
MS51968-11; Fed. Spec. FF-N-836
MS51968-14; Fed. Spec. FF-N-836
MS51968-20; Fed. Spec. FF-N-836
MS51968-23; Fed. Spec. FF-N-836
MS51968-2; Fed. Spec. FF-N-836
MS51968-5; Fed. Spec. FF-N-836
MS51968-8; Fed. Spec. FF-N-836
SAE J995
UL 508A, UL Recognized Component
Drive Style
Product Categories Nuts / Hex Nuts

Hex Nuts

3131 Products

Medium-Strength Steel Hex Nuts

Medium-Strength Steel Hex Nuts—Grade 5
Medium-strength steel hex nuts—Grade 5 offer reliable fastening with moderate tensile strength, ideal for use in general-purpose applications where durability and a secure hold are required.
Metric Medium-Strength Steel Hex Nuts—Class 8
Metric medium-strength steel hex nuts—Class 8 provide secure fastening with enhanced tensile strength, making them suitable for demanding applications requiring durability and reliable performance in metric-sized assemblies.
Metric Fine-Thread Medium-StrengthSteel Hex Nuts—Class 8
Metric fine-thread medium-strength steel hex nuts—Class 8 offer enhanced tensile strength and a finer thread pitch for precise adjustment and a more secure hold, making them ideal for applications requiring greater resistance to loosening and high-performance fastening in metric assemblies.
Metric Left-Hand ThreadedMedium-Strength Steel Hex Nuts
Metric left-hand threaded medium-strength steel hex nuts provide reliable fastening with reverse threading, used primarily in applications where conventional right-hand threads might loosen under specific rotational forces, ensuring secure and durable connections in metric assemblies.
Left-Hand Threaded Medium-StrengthSteel Hex Nuts—Grade 5
Left-hand threaded medium-strength steel hex nuts—Grade 5 offer reliable fastening with reverse threading and moderate tensile strength, designed for applications where standard right-hand threads could loosen, ensuring secure connections in assemblies subject to specific rotational forces.
Mil. Spec. Medium-Strength Steel Hex Nuts
Mil. Spec. medium-strength steel hex nuts meet military specifications for reliability and performance, providing secure fastening with moderate tensile strength and durability, ideal for use in demanding military and aerospace applications.
JIS Medium-Strength Steel Hex Nuts
JIS medium-strength steel hex nuts conform to Japanese Industrial Standards, offering reliable fastening with moderate tensile strength and precise dimensions, ensuring compatibility and performance in applications requiring adherence to JIS specifications.

High-Strength Steel Hex Nuts

High-Strength Steel Hex Nuts—Grade 8
High-strength steel hex nuts—Grade 8 provide superior tensile strength and durability, making them ideal for demanding applications requiring secure, heavy-duty fastening in high-stress environments.
Metric High-Strength Steel Hex Nuts—Class 10
Metric high-strength steel hex nuts—Class 10 offer exceptional tensile strength and reliability, making them suitable for critical applications requiring robust, secure fastening in high-load metric assemblies.
Metric Fine-Thread High-StrengthSteel Hex Nuts—Class 10
Metric fine-thread high-strength steel hex nuts—Class 10 offer superior tensile strength with a finer thread pitch for precise, secure fastening, making them ideal for demanding applications where maximum load capacity and resistance to loosening are essential in metric assemblies.
Mil. Spec. High-Strength Steel Hex Nuts
Mil. Spec. high-strength steel hex nuts meet stringent military specifications, providing exceptional tensile strength and reliability, ideal for critical applications in military and aerospace where secure, durable fastening is essential.
Left-Hand Threaded High-Strength Steel Hex Nuts
these nuts are made from high-strength steel for durability and reliability under significant load or pressure.
High-Strength Steel Hex Nuts with Material Test Report
These nuts feature certified durability and reliability, verified through documented testing of their material composition and mechanical properties to meet industry standards.

Low-Strength Steel Hex Nuts

Low-Strength Steel Hex Nuts
Their suitability for light-duty applications where minimal stress or load is required, offering a cost-effective fastening solution.
Mil. Spec. Low-Strength Steel Hex Nuts
Mil. Spec. low-strength steel hex nuts are standard-compliant fasteners designed for military specifications, offering reliability in light-duty applications while adhering to stringent military quality and performance requirements.
Metric Low-Strength Steel Hex Nuts
Their use in light-duty applications with metric thread sizes, offering a standard fastening solution where high strength is not required.
Metric Fine-Thread Low-Strength Steel Hex Nuts
Their finer thread pitch, providing greater precision and resistance to loosening in light-duty applications where metric sizing and lower strength are suitable.
Metric Left-Hand Threaded Low-Strength Steel Hex Nuts
The metric sizing ensures compatibility with corresponding metric bolts, while the low-strength steel construction makes them suitable for applications that do not require high tensile or load-bearing strength.
Left-Hand Threaded Low-Strength Steel Hex Nuts
Left-Hand Threaded Low-Strength Steel Hex Nuts are designed with reverse threading, meaning they tighten counterclockwise, unlike standard right-hand threaded nuts.

Extreme-Strength Steel Hex Nuts

Extreme-Strength Steel Hex Nuts—Grade 9
Made from extreme-strength steel, these nuts meet or exceed Grade 9 specifications, offering superior tensile strength, hardness, and resistance to wear and deformation under high-stress conditions.
Metric Extreme-Strength Steel Hex Nuts—Class 12
Classified under Class 12 standards, these nuts are made from extreme-strength steel, providing superior tensile and yield strength, as well as excellent resistance to wear, deformation, and fatigue.

Stainless Steel Hex Nuts

18-8 Stainless Steel Hex Nuts
These nuts are versatile and corrosion-resistant fasteners made from 18-8 stainless steel, which contains approximately 18% chromium and 8% nickel. This composition gives them excellent resistance to rust and corrosion.
Metric 18-8 Stainless Steel Hex Nuts
They offer a balance of strength and corrosion resistance, making them ideal for both structural and general-purpose fastening needs in a variety of industries where metric compatibility is required.
Metric Fine-Thread 18-8 Stainless Steel Hex Nuts
These nuts offer excellent corrosion resistance, making them ideal for use in environments exposed to moisture, chemicals, or extreme weather.
Mil. Spec. 18-8 Stainless Steel Hex Nuts
Designed to meet stringent military specifications (Mil. Spec.), these hex nuts ensure consistent quality, performance, and reliability in demanding environments, including marine, aerospace, and defense applications.
JIS 18-8 Stainless Steel Hex Nuts
The JIS standard ensures precise sizing and compatibility with JIS-compliant bolts and components, commonly used in industries like automotive, machinery, and construction.
Metric Left-Hand Threaded 18-8 Stainless Steel Hex Nuts
The metric sizing ensures compatibility with metric bolts, and the left-hand thread is typically used in machinery, automotive, and safety-critical applications requiring reverse-threaded components.
Left-Hand Threaded 18-8 Stainless Steel Hex Nuts
They are commonly used in machinery, automotive parts, and other equipment where reverse-threaded fasteners are required for added security.
Super-Corrosion-Resistant 316 Stainless Steel Hex Nuts
This enhanced composition offers superior resistance to corrosion, particularly in harsh environments such as saltwater, chemical processing, and high-moisture settings.
Metric Super-Corrosion-Resistant316 Stainless Steel Hex Nuts
The addition of molybdenum in the 316 stainless steel composition enhances its durability and resistance to pitting and corrosion compared to standard stainless steels.
Left-Hand Threaded Super-Corrosion-Resistant316 Stainless Steel Hex Nuts
The left-hand thread is used in applications where traditional right-hand threads may loosen due to vibrations or rotational forces. These nuts are ideal for marine, chemical, and industrial applications where both extreme corrosion resistance and secure fastening are essential.
Ultra-Corrosion-Resistant Alloy 20 Stainless Steel Hex Nuts
Alloy 20 is designed to offer superior resistance to pitting, crevice corrosion, and stress corrosion cracking, making these hex nuts ideal for use in chemical processing, pharmaceutical, and food production industries.

High-Strength Stainless Steel Hex Nuts

Super-Corrosion-ResistantHigh-Strength Bumax 88 Hex Nuts
Bumax 88 nuts are ideal for applications where both mechanical strength and resistance to stress-corrosion cracking and pitting are essential, outperforming conventional stainless steels like 316 in extreme conditions.
High-Strength Super-Corrosion-Resistant 316Stainless Steel Hex Nuts for High-Pressure Applications
Made from 316 stainless steel, these hex nuts offer superior resistance to rust, pitting, and corrosion, particularly in harsh environments such as chemical processing, marine, and high-moisture areas.
High-Temperature High-StrengthA286 Stainless Steel Hex Nuts
These hex nuts offer a unique combination of high tensile strength, oxidation resistance, and corrosion resistance, making them ideal for use in extreme heat conditions, such as in aerospace, gas turbines, and high-pressure combustion systems.
High-Strength 17-4 PH Stainless Steel Hex Nuts
The 17-4 PH stainless steel alloy is known for its ability to achieve high strength through heat treatment while maintaining corrosion resistance, making these nuts suitable for aerospace, chemical processing, marine, and general industrial applications where both strength and corrosion resistance are critical.
Seize-Resistant High-Strength410 Stainless Steel Hex Nuts
The 410 stainless steel offers moderate corrosion resistance, but its key advantage is its resistance to seizing or galling, especially in applications where frequent assembly and disassembly are required.

Metric 18-8 Stainless Steel Sealing Hex Nuts

Metric 18-8 Stainless Steel Sealing Hex Nuts
They feature an integrated sealing element, often made of rubber or elastomer, which creates a tight seal when tightened.

Plastic Hex Nuts

Nylon Hex Nuts
They are non-conductive, corrosion-resistant, and are often used in electrical, plumbing, and automotive applications where a secure, vibration-resistant connection is needed without the need for high strength or heavy load capacity.
Metric Nylon Hex Nuts
These lightweight and non-metallic hex nuts offer excellent resistance to corrosion, moisture, and many chemicals, making them ideal for use in applications where metal nuts may corrode or degrade over time.
High-Strength High-Temperature PEEK Hex Nuts
These hex nuts offer outstanding mechanical properties, including high tensile strength and resistance to wear, making them ideal for demanding applications in harsh environments.
High-Temperature Chemical-Resistant PTFE Hex Nuts
They are specialized fasteners made from polytetrafluoroethylene (PTFE), commonly known for its exceptional chemical resistance and ability to withstand high temperatures.
Fiberglass Hex Nuts
Fiberglass hex nuts are non-conductive, making them suitable for electrical applications where insulation is important.
Impact-Resistant Polycarbonate Hex Nuts
They are strong, lightweight fasteners made from polycarbonate, a tough thermoplastic known for its high impact resistance and durability.
Glass-Filled Nylon Hex Nuts
Glass-Filled Nylon Hex Nuts are specialized fasteners made from nylon reinforced with glass fibers, providing increased strength, rigidity, and durability compared to standard nylon nuts.
Acid-Resistant PVC Hex Nuts
These hex nuts are ideal for use in environments exposed to harsh chemicals or acidic conditions, such as in chemical processing plants, wastewater treatment facilities, and industrial piping systems.
Chemical-Resistant Polypropylene Hex Nuts
Polypropylene hex nuts are moisture-resistant, durable, and non-conductive, making them suitable for both indoor and outdoor use. Their high chemical resistance and affordability make them a reliable choice for applications where metal fasteners may fail due to corrosion or chemical exposure.
High-Strength Chemical-Resistant PVDF Hex Nuts
PVDF hex nuts maintain their strength and stability at elevated temperatures, and they are highly resistant to UV radiation and weathering, making them suitable for both indoor and outdoor applications.
Water-Resistant Acetal Hex Nuts
These hex nuts are ideal for use in wet environments, as they are resistant to water absorption and maintain their mechanical properties even when exposed to moisture.

Brass Hex Nuts

Brass Hex Nuts
Brass hex nuts have good thermal and electrical conductivity, making them suitable for electrical applications. Their aesthetic appeal and resistance to corrosion make them a popular choice for decorative applications as well. Additionally, brass is non-magnetic, which can be beneficial in certain sensitive environments.
Metric Brass Hex Nuts
These nuts combine the excellent durability and rust resistance of brass with the precision of metric threading, making them ideal for use in applications exposed to moisture, such as plumbing, marine, and outdoor environments.
Metric Fine-Thread Brass Hex Nuts
The fine-thread design offers better resistance to loosening from vibrations, making these nuts ideal for applications where stability and security are critical, such as in machinery, automotive, and electrical equipment.

Aluminum Hex Nuts

Aluminum Hex Nuts
Aluminum Hex Nuts are lightweight, corrosion-resistant fasteners made from aluminum, offering excellent strength-to-weight ratio and durability.
Metric Aluminum Hex Nuts
Aluminum Hex Nuts are lightweight, corrosion-resistant fasteners made from aluminum, offering excellent strength-to-weight ratio and durability.

Bronze Hex Nuts

Bronze Hex Nuts
Bronze hex nuts offer high resistance to fatigue, making them suitable for heavy-duty applications that experience significant mechanical stress.
Metric Bronze Hex Nuts
Bronze’s natural wear resistance and fatigue strength make these hex nuts suitable for high-stress applications, while the alloy’s self-lubricating properties help reduce friction in moving parts.

Titanium Hex Nuts

Titanium Hex Nuts
In addition to being non-magnetic and biocompatible, titanium hex nuts are also highly resistant to fatigue, ensuring long-lasting reliability in both structural and mechanical applications.
Metric Titanium Hex Nuts
In addition to being non-magnetic and biocompatible, titanium hex nuts are also highly resistant to fatigue, ensuring long-lasting reliability in both structural and mechanical applications.

Nickel Alloy Hex Nuts

Nickel Alloy Hex Nuts
Nickel alloy hex nuts maintain their strength and integrity at elevated temperatures and under stress, offering excellent resistance to oxidation and creep. Their durability and corrosion resistance make them ideal for critical applications, including equipment exposed to harsh chemicals, high pressure, and intense heat, where standard materials would fail.
Super-Corrosion-Resistant Nickel Alloy Hex Nuts
The nickel alloy provides excellent resistance to oxidation, pitting, and stress-corrosion cracking, ensuring long-term durability and stability in demanding applications where other materials would fail.

Ceramic Hex Nuts

Ceramic Hex Nuts
Ceramic hex nuts are highly resistant to wear, and their non-conductive properties make them suitable for insulating components in electrical and electronic applications.

Thin Hex Nuts

Left-Hand Threaded 18-8 Stainless Steel Thin Hex Nuts
Made from 18-8 stainless steel (typically grades 304 or 302), which provides excellent corrosion resistance, particularly in environments exposed to moisture or mild chemicals.
Titanium Thin Hex Nuts
Made from high-grade titanium (often Grade 2 or Grade 5), which offers a combination of excellent strength, lightweight properties, and superior corrosion resistance compared to other metals like steel or aluminum.
Bronze Thin Hex Nuts
Made from bronze, which is known for its high strength, corrosion resistance, and durability. Bronze offers superior wear resistance and is often used in environments where friction and moisture are present.
Aluminum Thin Hex Nuts
Made from high-quality aluminum, which offers an excellent strength-to-weight ratio. Aluminum is significantly lighter than steel or brass, making these nuts ideal for applications where minimizing weight is a priority.
Plastic Thin Hex Nuts
Typically made from engineering plastics like nylon, polypropylene, or other specialized polymers. Each type of plastic offers unique properties, such as high strength, chemical resistance, or flexibility.
Left-Hand Threaded Brass Thin Hex Nuts
Made from brass, a copper-zinc alloy known for its excellent corrosion resistance, particularly in environments with exposure to moisture. Brass also provides moderate strength and has a distinctive golden appearance.
Metric Brass Thin Hex Nuts
Metric Brass Thin Hex Nuts are specialized fasteners made from brass, designed to metric specifications with a thin profile for applications requiring a low profile, corrosion resistance, and moderate strength.
Brass Thin Hex Nuts
Made from brass, which offers excellent corrosion resistance, particularly in environments with exposure to moisture. Brass also has moderate tensile strength, making it suitable for light- to medium-duty applications.
Left-Hand Threaded Super-Corrosion-Resistant316 Stainless Steel Thin Hex Nuts
316 stainless steel offers exceptional resistance to rust and corrosion, especially in aggressive environments like marine, chemical, or industrial settings. This makes these nuts suitable for long-term use in highly corrosive environments.
Super-Corrosion-Resistant 316Stainless Steel Thin Hex Nuts
316 stainless steel offers exceptional resistance to rust, pitting, and crevice corrosion. It performs well in harsh environments, particularly in marine, offshore, chemical processing, and other industries exposed to saltwater or aggressive chemicals.
Metric Super-Corrosion-Resistant316 Stainless Steel Thin Hex Nuts
316 stainless steel offers superior protection against rust, pitting, and crevice corrosion, making these nuts highly suitable for use in saltwater, chemical exposure, or industrial applications.
Mil. Spec. 18-8 Stainless Steel Thin Hex Nuts
These nuts conform to specific military standards, ensuring they meet rigorous requirements for performance, reliability, and quality. They are designed for use in defense, aerospace, and other applications where high-performance fasteners are required.
Medium-Strength Steel Thin Hex Nuts
Medium-strength steel thin hex nuts are typically more affordable than high-strength or specialty fasteners, making them a practical choice for less demanding applications.
Metric Fine-Thread 18-8 Stainless Steel Thin Hex Nuts
Made from 18-8 stainless steel, these nuts offer excellent durability and protection against rust in moist or mildly corrosive environments, with the fine thread providing better torque control and resistance to loosening.
Metric 18-8 Stainless Steel Thin Hex Nuts
Made from 18-8 stainless steel (typically grades 304 or 302), which contains approximately 18% chromium and 8% nickel. This material provides excellent corrosion resistance, particularly in moist or mildly corrosive environments.
18-8 Stainless Steel Thin Hex Nuts
Made from 18-8 stainless steel, which contains approximately 18% chromium and 8% nickel. This provides excellent corrosion resistance and moderate tensile strength.
High-Strength Steel Thin Hex Nuts—Grade 8
Made from high-strength, heat-treated carbon steel, which provides exceptional tensile strength and hardness, often exceeding 150,000 psi tensile strength.
Left-Hand Threaded Low-Strength Steel Thin Hex Nuts
Made from low-strength steel, these nuts are suitable for light-duty applications where high tensile strength is not necessary. They provide sufficient strength for general-purpose fastening in less demanding environments.
Low-Strength Steel Thin Hex Nuts
Made from low-strength carbon steel, these nuts are suitable for applications where high tensile strength is not necessary. They are commonly used in general-purpose or temporary assemblies.
Metric Left-Hand ThreadedMedium-Strength Steel Thin Hex Nuts
Made from medium-carbon steel, offering a balance of tensile strength and durability suitable for general-purpose applications that don’t require high-strength fasteners.
Left-Hand Threaded Medium-Strength Steel Thin Hex Nuts
These nuts are made from medium-strength steel, offering a balance between strength and cost-effectiveness. The thin hex design provides a lower profile, making them ideal for use in space-constrained applications.
Metric Fine-Thread Medium-Strength Steel Thin Hex Nuts
These nuts are designed for applications requiring precise adjustments, higher thread engagement, and moderate strength, where space constraints or a lower-profile fastener is required.
Metric Medium-Strength Steel Thin Hex Nuts
Made from medium-carbon steel, which provides moderate tensile strength and durability. These nuts are suitable for general-purpose applications that don't require high-strength fasteners.

Heavy Hex Nuts

Extreme-Strength Steel Heavy Hex Nuts—Grade 2H
These nuts are available in metric sizes (e.g., M10, M12, M16, etc.) to suit a wide range of metric fasteners used in industrial applications globally.
Metric Extreme-Strength Steel Heavy Hex Nuts—Grade 2H
Grade 2H heavy hex nuts are designed to handle extreme loads and stresses, making them suitable for high-pressure environments and critical structural applications.
Medium-Strength Steel Heavy Hex Nuts—Grade 5
These nuts are commonly paired with Grade 5 bolts and other fasteners in automotive, construction, and machinery applications. The "heavy hex" design provides a larger and thicker profile compared to standard hex nuts, allowing for greater torque and more load distribution.
Left-Hand Threaded Medium-StrengthSteel Heavy Hex Nuts—Grade 5
These nuts, made from medium-strength steel, conform to Grade 5 standards, offering a balance of strength and durability for moderate-load applications.
High-Strength Steel Heavy Hex Nuts
Made from high-strength carbon steel, often heat-treated to increase tensile strength and durability. This makes them ideal for high-stress applications.
Low-Strength Steel Heavy Hex Nuts
Typically made from low-carbon steel, which provides adequate strength for light-duty applications but is not intended for high-stress or high-load environments.
18-8 Stainless Steel Heavy Hex Nuts
Made from 18-8 stainless steel (typically 304 or 302 grade), known for its excellent corrosion resistance, particularly against moisture, chemicals, and saltwater. The material provides durability and moderate tensile strength.
Super-Corrosion-Resistant 316Stainless Steel Heavy Hex Nuts
Super-Corrosion-Resistant 316 Stainless Steel Heavy Hex Nuts are premium fasteners made from 316-grade stainless steel, which offers superior corrosion resistance compared to 304 or 18-8 stainless steel.
Brass Heavy Hex Nuts
The heavy hex design offers a larger and thicker body compared to standard hex nuts, providing increased strength, better load distribution, and the ability to handle higher torque.
Bronze Heavy Hex Nuts
Bronze Heavy Hex Nuts are strong, corrosion-resistant fasteners made from bronze, an alloy typically consisting of copper and tin. These nuts offer excellent resistance to corrosion, especially in marine environments, and are known for their durability and wear resistance.
Nickel Alloy Heavy Hex Nuts
These nuts are made from nickel-based alloys, such as Inconel, Monel, or Hastelloy, offering superior resistance to heat, corrosion, and oxidation. The heavy hex design provides a larger bearing surface, enabling higher torque and better load distribution than standard hex nuts.
Extreme-Strength Steel Heavy Hex Nutsfor Structural Applications—Grade DH
These nuts conform to ASTM A563 Grade DH standards, which are commonly paired with high-strength bolts like ASTM A325 and ASTM A490, ensuring they can withstand high loads and stresses in demanding structural environments.
High-Strength Steel Heavy Hex Nutsfor Structural Applications—Grade C
These nuts conform to ASTM A563 Grade C standards, offering high strength and durability, and are typically used with high-strength bolts like ASTM A325 or A490.
18-8 Stainless Steel Heavy HexNuts for High-Pressure Applications
18-8 Stainless Steel Heavy Hex Nuts for high-pressure applications are robust, corrosion-resistant fasteners made from 18-8 stainless steel, designed specifically for use in environments where both high strength and resistance to corrosion are critical.
Super-Corrosion-Resistant 316 Stainless SteelHeavy Hex Nuts for High-Pressure Applications
Constructed from 316 stainless steel, which includes 2-3% molybdenum in addition to chromium and nickel, providing superior corrosion resistance compared to 304 or 18-8 stainless steel.
Steel Heavy Hex Nuts for High-Pressure Applications
These nuts are typically used in conjunction with high-strength bolts in applications like industrial piping, pressure vessels, and heavy machinery.

Narrow Hex Nuts

18-8 Stainless Steel Narrow Hex Nuts
Narrow hex nuts are slimmer, meaning they take up less space while still offering adequate strength for fastening.
Mil. Spec. 18-8 Stainless Steel Narrow Hex Nuts
These nuts are produced to meet specific military specifications, such as MIL-DTL-1222, ensuring they conform to rigorous standards for dimensions, mechanical properties, and performance.
Super-Corrosion-Resistant 316Stainless Steel Narrow Hex Nuts
Outstanding resistance to a wide range of corrosive environments, including saltwater, acidic, and alkaline settings, making them suitable for marine, chemical processing, and offshore industries.
Steel Narrow Hex Nuts
These narrow hex nuts are designed to fit in applications where space is limited, while still providing sufficient fastening strength. Steel versions are commonly used in applications where high strength is required, and they may be coated or plated for corrosion resistance, depending on the environment.
Brass Narrow Hex Nuts
These nuts have a smaller width across the flats compared to standard hex nuts, allowing them to fit in tighter spaces.

High Hex Nuts

Steel High Hex Nuts
These nuts are taller than standard hex nuts, providing a larger surface area for wrenching, which makes them ideal for situations requiring high torque. They are commonly used in construction, automotive, and industrial machinery settings.
Metric Steel High Hex Nuts
These nuts are taller than standard hex nuts, providing a larger surface area for wrenching, which makes them ideal for situations requiring high torque. They are commonly used in construction, automotive, and industrial machinery settings.
Stainless Steel High Hex Nuts
Made from stainless steel (typically 304 or 316 grade), providing resistance to rust and corrosion.

Thin Heavy Hex Nuts

Extreme-Strength Steel Thin Heavy Hex Nuts—Grade 2H
Classified as Grade 2H, these hex nuts meet stringent standards for tensile strength and hardness, making them suitable for high-pressure and high-temperature environments such as structural steelwork, heavy machinery, and industrial equipment.
Low-Strength Steel Thin Heavy Hex Nuts
These nuts are thinner than standard heavy hex nuts, providing a more compact solution while still offering a larger width across the flats for better load distribution and grip.
Stainless Steel Thin Heavy Hex Nuts
The stainless steel construction provides excellent resistance to rust, corrosion, and harsh environmental conditions, making these nuts ideal for outdoor, marine, and industrial applications.
Brass Thin Heavy Hex Nuts
Brass Thin Heavy Hex Nuts are compact, corrosion-resistant fasteners made from brass, featuring a thinner profile and a wider width across the flats for enhanced load-bearing capability.

Hex Nut Assortments

Hex Nut Assortments
These assortments usually include hex nuts made from different materials, such as steel, stainless steel, brass, or nylon, and can feature a mix of standard (coarse) and fine threads.

Jam Nuts for Turnbuckles

Jam Nuts for Turnbuckles
These nuts are typically used in conjunction with turnbuckles in tensioning systems for applications like rigging, lifting, and securing loads.
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