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Thread Size
Nut Type
Material
Thread Direction
Width
Fastener Strength Grade/Class
Thread Pitch
Thread Spacing
Thread Type
Specifications Met
Thread Fit
Drive Style
Length
Metric Medium-Strength Steel Coupling Nuts—Class 8
25 Products
Metric Medium-Strength Steel Coupling Nuts—Class 8
Choose these locknuts to fasten standard metric threads. They’re Class 8 steel, so they can be used in most fastening applications.
Part Number
Thread
Size
Size
Width
Length
Specifications
Met
Met
Material
Price
JAAAJACCJ
M4
7 mm
12 mm
-
Zinc-Plated Steel
$ 6.02
JAAAJACDB
M5
8 mm
15 mm
DIN 6334, ASME B18.2.2
Zinc-Plated Steel
$ 6.59
JAAAJACCB
M6
10 mm
18 mm
DIN 6334
Zinc-Plated Steel
$ 0.24
JAAAJACCC
M8
13 mm
24 mm
DIN 6334
Zinc-Plated Steel
$ 0.36
JAAAJACCD
M10
17 mm
30 mm
DIN 6334
Zinc-Plated Steel
$ 1.16
JAAAJACCE
M12
19 mm
36 mm
DIN 6334
Zinc-Plated Steel
$ 1.16
JAAAJACDC
M14
22 mm
42 mm
DIN 6334, ASME B18.2.2
Zinc-Plated Steel
$ 14.78
JAAAJACCF
M16
24 mm
48 mm
DIN 6334
Zinc-Plated Steel
$ 2.66
JAAAJACDD
M18
27 mm
54 mm
DIN 6334, ASME B18.2.2
Zinc-Plated Steel
$ 19.17
JAAAJACCG
M20
30 mm
60 mm
DIN 6334
Zinc-Plated Steel
$ 4.84
JAAAJACDE
M22
32 mm
66 mm
DIN 6334, ASME B18.2.2
Zinc-Plated Steel
$ 25.70
JAAAJACCH
M24
36 mm
72 mm
DIN 6334
Zinc-Plated Steel
$ 11.66
JAAAJACCI
M30
46 mm
90 mm
DIN 6334
Zinc-Plated Steel
$ 23.34
JAAICABBB
M4
7 mm
12 mm
-
Black-Oxide Steel
$ 4.80
JAAICABBC
M5
8 mm
15 mm
DIN 6334, ASME B18.2.2
Black-Oxide Steel
$ 5.38
JAAICABBD
M6
10 mm
18 mm
DIN 6334, ASME B18.2.2
Black-Oxide Steel
$ 6.44
JAAICABBE
M8
13 mm
24 mm
DIN 6334, ASME B18.2.2
Black-Oxide Steel
$ 8.62
JAAICABBF
M10
17 mm
30 mm
DIN 6334, ASME B18.2.2
Black-Oxide Steel
$ 10.86
JAAICABBG
M12
19 mm
36 mm
DIN 6334, ASME B18.2.2
Black-Oxide Steel
$ 11.48
JAAICABBH
M14
22 mm
42 mm
DIN 6334, ASME B18.2.2
Black-Oxide Steel
$ 13.32
JAAICABBI
M16
24 mm
48 mm
DIN 6334, ASME B18.2.2
Black-Oxide Steel
$ 15.72
JAAICABBJ
M18
27 mm
54 mm
DIN 6334, ASME B18.2.2
Black-Oxide Steel
$ 17.46
JAAICABCB
M20
30 mm
60 mm
DIN 6334, ASME B18.2.2
Black-Oxide Steel
$ 21.64
JAAICABCD
M24
36 mm
72 mm
DIN 6334, ASME B18.2.2
Black-Oxide Steel
$ 27.37
JAAICABCF
M30
46 mm
90 mm
DIN 6334, ASME B18.2.2
Black-Oxide Steel
$ 38.99