BBI 721178 Semi-Standard Flat Socket Cap Screw, 5/16-18, 4 in OAL, Alloy Steel, 3A Grade
BBI 721178 Semi-Standard Flat Socket Cap Screw, 5/16-18, 4 in OAL, Alloy Steel, 3A Grade
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BrandBBI
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UPC662403698255
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Manufacturer Part Number721178
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CountryUSA|Canada
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FinishPlain/Thermal Black Oxide
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MaterialAlloy Steel
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Material SpecificationASTM A835
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Measurement SystemImperial
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TypeSemi-Standard
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Grade3A
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Diameter - Thread Size5/16-18
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Drive Size3/16 in
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Drive TypeHex
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Overall Length4 in
- UNC thread
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UNSPSC31161501
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Package Description100/CS
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Standards/ApprovalsASME/ANSI B18.3-2002
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Catalog
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External key provides positive drive with no torque on the cap screws. We offer high torque carrying capacity. Double split barrel improves true concentricity. The shaft is gripped with positive clamp fit.

