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Standard Fasteners
Screws, Bolts, and Threaded Rod
Hex Socket Cap Mach. Screws
Hex Socket Cap Mach. Screws
Hex Socket Cap Mach. Screws
×
Nominal Screw Size
0000 thru 00
0 thru 12
1/4 thru 3/4
Nominal Screw Length
Tolerance on Length
Up to 1/2 in., incl.
-0.01
-0.02
-0.03
Over 1/2 to 1 in., incl.
-0.02
-0.03
-0.03
Over 1 to 2 in., incl.
-
-0.06
-0.06
Over 2 in.
-
-0.09
-0.09
May also be available in Nylon, PVC, Polypropylene, Phenolic, PTFE, G10, Kel-F®, Delrin/Acetal, Neoprene, Mylar, Glass-Filled Nylon, Peek, CPVC, ABS, PVDF / Kynar, Isoplast, Polycarbonate, Polyethylene, or Ultem®
Hex Socket Cap Mach. Screws Variations
Description
A
H
J
Key Engagement Min.
Length
Thread Size
Quote
436 X 0.5
0.176-0.183
0.108-0.112
3/32
0.051
0.5
436
440 X 0.094
0.176-0.183
0.108-0.112
3/32
0.051
0.094
440
440 X 0.125
0.176-0.183
0.108-0.112
3/32
0.051
0.125
440
440 X 0.141
0.176-0.183
0.108-0.112
3/32
0.051
0.141
440
440 X 0.187
0.176-0.183
0.108-0.112
3/32
0.051
0.187
440
440 X 0.25
0.176-0.183
0.108-0.112
3/32
0.051
0.25
440
440 X 0.281
0.176-0.183
0.108-0.112
3/32
0.051
0.281
440
440 X 0.312
0.176-0.183
0.108-0.112
3/32
0.051
0.312
440
440 X 0.375
0.176-0.183
0.108-0.112
3/32
0.051
0.375
440
440 X 0.437
0.176-0.183
0.108-0.112
3/32
0.051
0.437
440
440 X 0.5
0.176-0.183
0.108-0.112
3/32
0.051
0.5
440
440 X 0.562
0.176-0.183
0.108-0.112
3/32
0.051
0.562
440
440 X 0.625
0.176-0.183
0.108-0.112
3/32
0.051
0.625
440
440 X 0.687
0.176-0.183
0.108-0.112
3/32
0.051
0.687
440
440 X 0.75
0.176-0.183
0.108-0.112
3/32
0.051
0.75
440
440 X 0.875
0.176-0.183
0.108-0.112
3/32
0.051
0.875
440
440 X 1
0.176-0.183
0.108-0.112
3/32
0.051
1
440
440 X 1.125
0.176-0.183
0.108-0.112
3/32
0.051
1.125
440
440 X 1.25
0.176-0.183
0.108-0.112
3/32
0.051
1.25
440
440 X 1.375
0.176-0.183
0.108-0.112
3/32
0.051
1.375
440
440 X 1.5
0.176-0.183
0.108-0.112
3/32
0.051
1.5
440
632 X 0.094
0.218-0.226
0.134-0.138
7/64
0.064
0.094
632
632 X 0.125
0.218-0.226
0.134-0.138
7/64
0.064
0.125
632
632 X 0.156
0.218-0.226
0.134-0.138
7/64
0.064
0.156
632
632 X 0.187
0.218-0.226
0.134-0.138
7/64
0.064
0.187
632
632 X 0.25
0.218-0.226
0.134-0.138
7/64
0.064
0.25
632
632 X 0.312
0.218-0.226
0.134-0.138
7/64
0.064
0.312
632
632 X 0.375
0.218-0.226
0.134-0.138
7/64
0.064
0.375
632
632 X 0.437
0.218-0.226
0.134-0.138
7/64
0.064
0.437
632
632 X 0.5
0.218-0.226
0.134-0.138
7/64
0.064
0.5
632
632 X 0.625
0.218-0.226
0.134-0.138
7/64
0.064
0.625
632
632 X 0.687
0.218-0.226
0.134-0.138
7/64
0.064
0.687
632
632 X 0.75
0.218-0.226
0.134-0.138
7/64
0.064
0.75
632
632 X 0.875
0.218-0.226
0.134-0.138
7/64
0.064
0.875
632
632 X 1
0.218-0.226
0.134-0.138
7/64
0.064
1
632
632 X 1.125
0.218-0.226
0.134-0.138
7/64
0.064
1.125
632
632 X 1.25
0.218-0.226
0.134-0.138
7/64
0.064
1.25
632
632 X 1.5
0.218-0.226
0.134-0.138
7/64
0.064
1.5
632
632 X 1.75
0.218-0.226
0.134-0.138
7/64
0.064
1.75
632
632 X 1.875
0.218-0.226
0.134-0.138
7/64
0.064
1.875
632
632 X 2.25
0.218-0.226
0.134-0.138
7/64
0.064
2.25
632
640 X 0.25
0.218-0.226
0.134-0.138
7/64
0.064
0.25
640
640 X 0.375
0.218-0.226
0.134-0.138
7/64
0.064
0.375
640
640 X 0.75
0.218-0.226
0.134-0.138
7/64
0.064
0.75
640
640 X 1
0.218-0.226
0.134-0.138
7/64
0.064
1
640
832 X 0.125
0.262-0.27
0.159-0.164
9/64
0.077
0.125
832
832 X 0.187
0.262-0.27
0.159-0.164
9/64
0.077
0.187
832
832 X 0.25
0.262-0.27
0.159-0.164
9/64
0.077
0.25
832
832 X 0.281
0.262-0.27
0.159-0.164
9/64
0.077
0.281
832
832 X 0.312
0.262-0.27
0.159-0.164
9/64
0.077
0.312
832
832 X 0.375
0.262-0.27
0.159-0.164
9/64
0.077
0.375
832
832 X 0.437
0.262-0.27
0.159-0.164
9/64
0.077
0.437
832
832 X 0.5
0.262-0.27
0.159-0.164
9/64
0.077
0.5
832
832 X 0.625
0.262-0.27
0.159-0.164
9/64
0.077
0.625
832
832 X 0.75
0.262-0.27
0.159-0.164
9/64
0.077
0.75
832
832 X 0.875
0.262-0.27
0.159-0.164
9/64
0.077
0.875
832
832 X 1
0.262-0.27
0.159-0.164
9/64
0.077
1
832
832 X 1.125
0.262-0.27
0.159-0.164
9/64
0.077
1.125
832
832 X 1.25
0.262-0.27
0.159-0.164
9/64
0.077
1.25
832
832 X 1.375
0.262-0.27
0.159-0.164
9/64
0.077
1.375
832
832 X 1.5
0.262-0.27
0.159-0.164
9/64
0.077
1.5
832
832 X 1.75
0.262-0.27
0.159-0.164
9/64
0.077
1.75
832
832 X 2
0.262-0.27
0.159-0.164
9/64
0.077
2
832
1024 X 0.125
0.303-0.312
0.185-0.19
5/32
0.09
0.125
1024
1024 X 0.187
0.303-0.312
0.185-0.19
5/32
0.09
0.187
1024
1024 X 0.25
0.303-0.312
0.185-0.19
5/32
0.09
0.25
1024
1024 X 0.312
0.303-0.312
0.185-0.19
5/32
0.09
0.312
1024
1024 X 0.375
0.303-0.312
0.185-0.19
5/32
0.09
0.375
1024
1024 X 0.5
0.303-0.312
0.185-0.19
5/32
0.09
0.5
1024
1024 X 0.625
0.303-0.312
0.185-0.19
5/32
0.09
0.625
1024
1024 X 0.75
0.303-0.312
0.185-0.19
5/32
0.09
0.75
1024
1024 X 1
0.303-0.312
0.185-0.19
5/32
0.09
1
1024
1024 X 1.25
0.303-0.312
0.185-0.19
5/32
0.09
1.25
1024
1024 X 1.5
0.303-0.312
0.185-0.19
5/32
0.09
1.5
1024
1032 X 0.125
0.303-0.312
0.185-0.19
5/32
0.09
0.125
1032
1032 X 0.187
0.303-0.312
0.185-0.19
5/32
0.09
0.187
1032
1032 X 0.25
0.303-0.312
0.185-0.19
5/32
0.09
0.25
1032
1032 X 0.312
0.303-0.312
0.185-0.19
5/32
0.09
0.312
1032
1032 X 0.375
0.303-0.312
0.185-0.19
5/32
0.09
0.375
1032
1032 X 0.5
0.303-0.312
0.185-0.19
5/32
0.09
0.5
1032
1032 X 0.625
0.303-0.312
0.185-0.19
5/32
0.09
0.625
1032
1032 X 0.75
0.303-0.312
0.185-0.19
5/32
0.09
0.75
1032
1032 X 0.812
0.303-0.312
0.185-0.19
5/32
0.09
0.812
1032
1032 X 0.875
0.303-0.312
0.185-0.19
5/32
0.09
0.875
1032
1032 X 1
0.303-0.312
0.185-0.19
5/32
0.09
1
1032
1032 X 1.25
0.303-0.312
0.185-0.19
5/32
0.09
1.25
1032
1032 X 1.5
0.303-0.312
0.185-0.19
5/32
0.09
1.5
1032
1032 X 2
0.303-0.312
0.185-0.19
5/32
0.09
2
1032
1/4-20 X 0.187
0.365-0.375
0.244-0.25
3/16
0.12
0.187
1/4-20
1/4-20 X 0.25
0.365-0.375
0.244-0.25
3/16
0.12
0.25
1/4-20
1/4-20 X 0.312
0.365-0.375
0.244-0.25
3/16
0.12
0.312
1/4-20
1/4-20 X 0.375
0.365-0.375
0.244-0.25
3/16
0.12
0.375
1/4-20
1/4-20 X 0.5
0.365-0.375
0.244-0.25
3/16
0.12
0.5
1/4-20
1/4-20 X 0.625
0.365-0.375
0.244-0.25
3/16
0.12
0.625
1/4-20
1/4-20 X 0.75
0.365-0.375
0.244-0.25
3/16
0.12
0.75
1/4-20
1/4-20 X 0.875
0.365-0.375
0.244-0.25
3/16
0.12
0.875
1/4-20
1/4-20 X 1
0.365-0.375
0.244-0.25
3/16
0.12
1
1/4-20
1/4-20 X 1.125
0.365-0.375
0.244-0.25
3/16
0.12
1.125
1/4-20
1/4-20 X 1.25
0.365-0.375
0.244-0.25
3/16
0.12
1.25
1/4-20
1/4-20 X 1.5
0.365-0.375
0.244-0.25
3/16
0.12
1.5
1/4-20
1/4-20 X 1.75
0.365-0.375
0.244-0.25
3/16
0.12
1.75
1/4-20
1/4-20 X 2
0.365-0.375
0.244-0.25
3/16
0.12
2
1/4-20
1/4-20 X 2.25
0.365-0.375
0.244-0.25
3/16
0.12
2.25
1/4-20
1/4-20 X 2.5
0.365-0.375
0.244-0.25
3/16
0.12
2.5
1/4-20
1/4-20 X 2.5
0.365-0.375
0.244-0.25
3/16
0.12
2.5
1/4-20
1/4-20 X 3
0.365-0.375
0.244-0.25
3/16
0.12
3
1/4-20
1/4-28 X 0.187
0.365-0.375
0.244-0.25
3/16
0.12
0.187
1/4-28
1/4-28 X 0.25
0.365-0.375
0.244-0.25
3/16
0.12
0.25
1/4-28
1/4-28 X 0.375
0.365-0.375
0.244-0.25
3/16
0.12
0.375
1/4-20
1/4-28 X 0.75
0.365-0.375
0.244-0.25
3/16
0.12
0.75
1/4-20
1/4-28 X 1
0.365-0.375
0.244-0.25
3/16
0.12
1
1/4-28
5/16-18 X 0.5
0.457-0.469
0.306-0.312
1/4
0.151
0.5
5/16-18
5/16-18 X 0.75
0.457-0.469
0.306-0.312
1/4
0.151
0.75
5/16-18
5/16-18 X 1
0.457-0.469
0.306-0.312
1/4
0.151
1
5/16-18
5/16-18 X 1.25
0.457-0.469
0.306-0.312
1/4
0.151
1.25
5/16-18
5/16-18 X 1.5
0.457-0.469
0.306-0.312
1/4
0.151
1.5
5/16-18
5/16-18 X 2
0.457-0.469
0.306-0.312
1/4
0.151
2
5/16-18
5/16-18 X 2.5
0.457-0.469
0.306-0.312
1/4
0.151
2.5
5/16-18
5/16-18 X 3
0.457-0.469
0.306-0.312
1/4
0.151
3
5/16-18
3/8-16 X 0.5
0.55-0.562
0.368-0.375
5/16
0.182
0.5
3/8-16
3/8-16 X 0.75
0.55-0.562
0.368-0.375
5/16
0.182
0.75
3/8-16
3/8-16 X 1
0.55-0.562
0.368-0.375
5/16
0.182
1
3/8-16
3/8-16 X 1.25
0.55-0.562
0.368-0.375
5/16
0.182
1.25
3/8-16
3/8-16 X 1.5
0.55-0.562
0.368-0.375
5/16
0.182
1.5
3/8-16
3/8-16 X 2
0.55-0.562
0.368-0.375
5/16
0.182
2
3/8-16
3/8-16 X 2.5
0.55-0.562
0.368-0.375
5/16
0.182
2.5
3/8-16
3/8-16 X 3
0.55-0.562
0.368-0.375
5/16
0.182
3
3/8-16
1/2-13 X 0.5
0.735-0.75
0.492-0.5
3/8
0.245
0.5
1/2-13
1/2-13 X 0.75
0.735-0.75
0.492-0.5
3/8
0.245
0.75
1/2-13
1/2-13 X 1
0.735-0.75
0.492-0.5
3/8
0.245
1
1/2-13
1/2-13 X 1.25
0.735-0.75
0.492-0.5
3/8
0.245
1.25
1/2-13
1/2-13 X 1.5
0.735-0.75
0.492-0.5
3/8
0.245
1.5
1/2-13
1/2-13 X 2
0.735-0.75
0.492-0.5
3/8
0.245
2
1/2-13
1/2-13 X 2.5
0.735-0.75
0.492-0.5
3/8
0.245
2.5
1/2-13
1/2-13 X 3
0.735-0.75
0.492-0.5
3/8
0.245
3
1/2-13
1/2-13 X 0.5
0.735-0.75
0.492-0.5
3/8
0.245
0.5
1/2-13
1/2-13 X 0.75
0.735-0.75
0.492-0.5
3/8
0.245
0.75
1/2-13
5/8-11 X 1
0.921-0.938
0.616-0.625
1/2
0.307
1
5/8-11
5/8-11 X 1.5
0.921-0.938
0.616-0.625
1/2
0.307
1.5
5/8-11
5/8-11 X 2
0.921-0.938
0.616-0.625
1/2
0.307
2
5/8-11
5/8-11 X 2.5
0.921-0.938
0.616-0.625
1/2
0.307
2.5
5/8-11
5/8-11 X 3
0.921-0.938
0.616-0.625
1/2
0.307
3
5/8-11
3/8-24 x 0.750
0.55-0.562
0.368-0.375
5/16
0.182
0.75
3/8 -24
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