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Thread Size
Length
Material
Finish
Drive Style
Rounded Head Style
Threading
Head Diameter
Head Height
Thread Direction
Rounded Head Profile
Drive Size
Thread Spacing
Tensile Strength
Thread Fit
Hardness
Stainless Steel Pan Head Screws with Internal-Tooth Lock Washer
55 Products
Stainless Steel Pan Head Screws with Internal-Tooth Lock Washer
These stainless steel screws have good chemical resistance and may be mildly magnetic. The washer has sharp internal teeth that dig into surfaces to resist large amounts of vibration while the smooth outside edge provides a finished look. Also known as Sems screws, the washer rotates freely but is p
Part Number
Thread
Size
Size
Threading
Length
Thread
Type
Type
Head
Diameter
Diameter
Drive Size
Tensile
Strength
Strength
Material
Specifications
Met
Met
Price
JFDEFAABC
2-56
Fully Threaded
3/16"
UNC
0.167"
No. 1
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 6.34
JFDEFAABE
2-56
Fully Threaded
1/4"
UNC
0.167"
No. 1
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 6.44
JFDEFAGBB
2-56
Fully Threaded
5/16"
UNC
0.167"
No. 1
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 3.99
JFDEFAABG
2-56
Fully Threaded
3/8"
UNC
0.167"
No. 1
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 6.52
JFDEFAABI
2-56
Fully Threaded
1/2"
UNC
0.167"
No. 1
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 8.76
JFDEFAABJ
2-56
Fully Threaded
5/8"
UNC
0.167"
No. 1
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 3.42
JFDEFAACA
2-56
Fully Threaded
3/4"
UNC
0.167"
No. 1
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 3.58
JFDEFAACB
4-40
Fully Threaded
3/16"
UNC
0.219"
No. 1
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 6.26
JFDEFAACD
4-40
Fully Threaded
1/4"
UNC
0.219"
No. 1
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 4.41
JFDEFAACF
4-40
Fully Threaded
5/16"
UNC
0.219"
No. 1
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 4.46
JFDEFAACH
4-40
Fully Threaded
3/8"
UNC
0.219"
No. 1
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 4.58
JFDEFAACJ
4-40
Fully Threaded
7/16"
UNC
0.219"
No. 1
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 6.88
JFDEFAADB
4-40
Fully Threaded
1/2"
UNC
0.219"
No. 1
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 4.67
JFDEFAADD
4-40
Fully Threaded
5/8"
UNC
0.219"
No. 1
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 6.20
JFDEFAADE
4-40
Fully Threaded
3/4"
UNC
0.219"
No. 1
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 7.47
JFDEFAADF
4-40
Fully Threaded
7/8"
UNC
0.219"
No. 1
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 4.58
JFDEFAADH
4-40
Fully Threaded
1"
UNC
0.219"
No. 1
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 6.30
JFDEFAAEB
6-32
Fully Threaded
3/16"
UNC
0.27"
No. 2
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 8.43
JFDEFAAED
6-32
Fully Threaded
1/4"
UNC
0.27"
No. 2
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 4.46
JFDEFAAEF
6-32
Fully Threaded
5/16"
UNC
0.27"
No. 2
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 4.58
JFDEFAAEH
6-32
Fully Threaded
3/8"
UNC
0.27"
No. 2
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 4.72
JFDEFAAEJ
6-32
Fully Threaded
7/16"
UNC
0.27"
No. 2
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 6.76
JFDEFAAFB
6-32
Fully Threaded
1/2"
UNC
0.27"
No. 2
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 4.84
JFDEFAAFD
6-32
Fully Threaded
5/8"
UNC
0.27"
No. 2
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 7.62
JFDEFAAFF
6-32
Fully Threaded
3/4"
UNC
0.27"
No. 2
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 8.28
JFDEFAAFJ
6-32
Fully Threaded
7/8"
UNC
0.27"
No. 2
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 7.16
JFDEFAAGB
6-32
Fully Threaded
1"
UNC
0.27"
No. 2
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 7.25
JFDEFAAFG
6-32
Fully Threaded
1 1/4"
UNC
0.27"
No. 2
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 5.89
JFDEFAAFH
6-32
Fully Threaded
1 1/2"
UNC
0.27"
No. 2
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 6.12
JFDEFAAFI
6-32
Fully Threaded
1 3/4"
UNC
0.27"
No. 2
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 6.16
JFDEFAAGD
8-32
Fully Threaded
1/4"
UNC
0.322"
No. 2
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 7.62
JFDEFAAGH
8-32
Fully Threaded
5/16"
UNC
0.322"
No. 2
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 8.68
JFDEFAAHB
8-32
Fully Threaded
3/8"
UNC
0.322"
No. 2
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 8.05
JFDEFAAHF
8-32
Fully Threaded
7/16"
UNC
0.322"
No. 2
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 6.76
JFDEFAAHH
8-32
Fully Threaded
1/2"
UNC
0.322"
No. 2
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 4.62
JFDEFAAIB
8-32
Fully Threaded
5/8"
UNC
0.322"
No. 2
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 6.71
JFDEFAAIF
8-32
Fully Threaded
3/4"
UNC
0.322"
No. 2
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 8.35
JFDEFAAIJ
8-32
Fully Threaded
1"
UNC
0.322"
No. 2
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 7.06
JFDEFAAIH
8-32
Fully Threaded
1 1/4"
UNC
0.322"
No. 2
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 8.63
JFDEFACAA
10-24
Fully Threaded
3/8"
UNC
0.373"
No. 2
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 5.16
JFDEFACAF
10-24
Fully Threaded
1/2"
UNC
0.373"
No. 2
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 5.44
JFDEFACAI
10-24
Fully Threaded
5/8"
UNC
0.373"
No. 2
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 5.70
JFDEFAAJA
10-32
Fully Threaded
1/4"
UNF
0.373"
No. 2
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 7.62
JFDEFAAJB
10-32
Fully Threaded
3/8"
UNF
0.373"
No. 2
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 5.18
JFDEFAAJF
10-32
Fully Threaded
1/2"
UNF
0.373"
No. 2
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 5.30
JFDEFAAJH
10-32
Fully Threaded
5/8"
UNF
0.373"
No. 2
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 8.44
JFDEFAAJJ
10-32
Fully Threaded
3/4"
UNF
0.373"
No. 2
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 8.62
JFDEFAGBC
10-32
Fully Threaded
1"
UNF
0.373"
No. 2
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 5.00
JFDEFAGBD
10-32
Fully Threaded
1 1/2"
UNF
0.373"
No. 2
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 5.42
JFDEFABAI
1/4"-20
Fully Threaded
3/8"
UNC
0.492"
No. 3
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 1.76
JFDEFABBA
1/4"-20
Fully Threaded
1/2"
UNC
0.492"
No. 3
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 1.80
JFDEFABBD
1/4"-20
Fully Threaded
5/8"
UNC
0.492"
No. 3
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 1.92
JFDEFABBG
1/4"-20
Fully Threaded
3/4"
UNC
0.492"
No. 3
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 1.94
JFDEFABBJ
1/4"-20
Fully Threaded
1"
UNC
0.492"
No. 3
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 1.98
JFDEFAGBE
1/4"-20
Fully Threaded
1 1/2"
UNC
0.492"
No. 3
70,000 psi
18-8 Stainless Steel
ASME B18.13
$ 6.54