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The most common cap screw is the hex cap screw. This cap screw is a headed and externally threaded part designed for insertion through a close tolerance internally tapped hole and mated with a nut. Tension is induced by rotation of the cap screw head. There is often a washer forged under the head. The point at the threaded end of the cap screw is machined flat so it will fit into a drilled hole. Cap screws usually have closer tolerances than do bolts.
USA GRADE 8 HHCS, PLAIN (INCH)
Unit of Measure
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Item #

Item Name

Package Quantity

Web Price

31C400HCS8/DOM N/A 5/16-18 X 4 HEX CAP SCREW GRADE 8 DOMESTIC N/A 400 $257.30
31F400HCS8/DOM N/A 5/16-24 X 4 HEX CAP SCREW GRADE 8 DOMESTIC N/A 400 QUOTE
31C450HCS8/DOM N/A 5/16-18 X 4 1/2 HEX CAP SCREW GRADE 8 DOMESTIC N/A 300 $219.21
31F450HCS8/DOM N/A 5/16-24 X 4 1/2 HEX CAP SCREW GRADE 8 DOMESTIC N/A 300 QUOTE
31C500HCS8/DOM N/A 5/16-18 X 5 HEX CAP SCREW GRADE 8 DOMESTIC N/A 250 $211.02
31F500HCS8/DOM N/A 5/16-24 X 5 HEX CAP SCREW GRADE 8 DOMESTIC N/A 250 QUOTE
31C550HCS8/DOM N/A 5/16-18 X 5 1/2 HEX CAP SCREW GRADE 8 DOMESTIC N/A 250 $230.69
31F550HCS8/DOM N/A 5/16-24 X 5 1/2 HEX CAP SCREW GRADE 8 DOMESTIC N/A 250 QUOTE
31C600HCS8/DOM N/A 5/16-18 X 6 HEX CAP SCREW GRADE 8 DOMESTIC N/A 250 $250.71
31F600HCS8/DOM N/A 5/16-24 X 6 HEX CAP SCREW GRADE 8 DOMESTIC N/A 250 QUOTE
37C50HCS8/DOM N/A 3/8-16 X 1/2 HEX CAP SCREW GRADE 8 DOMESTIC N/A 1300 $278.70
37F50HCS8/DOM N/A 3/8-24 X 1/2 HEX CAP SCREW GRADE 8 DOMESTIC N/A 1300 QUOTE
37C62HCS8/DOM N/A 3/8-16 X 5/8 HEX CAP SCREW GRADE 8 DOMESTIC N/A 1200 QUOTE
37F62HCS8/DOM N/A 3/8-24 X 5/8 HEX CAP SCREW GRADE 8 DOMESTIC N/A 1200 QUOTE
37C75HCS8/DOM N/A 3/8-16 X 3/4 HEX CAP SCREW GRADE 8 DOMESTIC N/A 1100 $257.91
37F75HCS8/DOM N/A 3/8-24 X 3/4 HEX CAP SCREW GRADE 8 DOMESTIC N/A 1100 $278.67
37C87HCS8/DOM N/A 3/8-16 X 7/8 HEX CAP SCREW GRADE 8 DOMESTIC N/A 1000 $258.80
37F87HCS8/DOM N/A 3/8-24 X 7/8 HEX CAP SCREW GRADE 8 DOMESTIC N/A 1000 QUOTE
37C100HCS8/DOM N/A 3/8-16 X 1 HEX CAP SCREW GRADE 8 DOMESTIC N/A 900 $242.08
37F100HCS8/DOM N/A 3/8-24 X 1 HEX CAP SCREW GRADE 8 DOMESTIC N/A 900 QUOTE
37C125HCS8/DOM N/A 3/8-16 X 1 1/4 HEX CAP SCREW GRADE 8 DOMESTIC N/A 800 $247.85
37F125HCS8/DOM N/A 3/8-24 X 1 1/4 HEX CAP SCREW GRADE 8 DOMESTIC N/A 800 $281.56
37C150HCS8/DOM N/A 3/8-16 X 1 1/2 HEX CAP SCREW GRADE 8 DOMESTIC N/A 675 $242.71
37F150HCS8/DOM N/A 3/8-24 X 1 1/2 HEX CAP SCREW GRADE 8 DOMESTIC N/A 675 $275.52
37C175HCS8/DOM N/A 3/8-16 X 1 3/4 HEX CAP SCREW GRADE 8 DOMESTIC N/A 600 $244.52
Unit of Measure
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