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7/8 Flat Head Cap Screws (ASME B18. 3)

Flat Head Socket Cap Screws are designed to be seated in countersunk holes, and align flush with the surface of the assembly when installed. Flat head socket cap screws have a flat top surface, an indented hex and a conical bearing surface with a head angle of 82°. Flat head socket cap screws are commonly used in machine parts, die fixturing, and clamping.

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SupplierLocTypeMaterialFinishSizeDescriptionQty 
GLFOHFlat Head Socket Cap ScrewSteelPlain7/8-9 x 37/8-9x3 flat stl pln b18.2.1 b18.3 () () ()3
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BHAMALFlat Head Socket Cap ScrewSteelPlain7/8-9 x 3 1/27/8-9x3 1/2 flat soc cap scr b18.2.1 b18.3143
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BIG BOLTILFlat Head Socket Cap ScrewGrade 8Plain7/8-9 x 8 1/2bolt & c/s flat socket c/s flat socket b18.3100
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BIG BOLTILFlat Head Socket Cap ScrewGrade 8Plain7/8-9 x 12bolt & c/s hex c/s flat socket b18.3360
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BIG BOLTILFlat Head Socket Cap ScrewGrade 8Plain7/8-9 x 11bolt & c/s hex c/s flat socket b18.3150
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BIG BOLTILFlat Head Socket Cap ScrewGrade 8Plain7/8-9 x 9bolt & c/s flat socket c/s flat socket b18.3250
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BIG BOLTILFlat Head Socket Cap ScrewSteelPlain7/8-9 x 3 1/2bolt & c/s hex c/s flat socket cntsnk b18.31900
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BIG BOLTILFlat Head Socket Cap ScrewSteelPlain7/8-9 x 6bolt & c/s hex c/s flat socket b18.3600
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BIG BOLTILFlat Head Socket Cap ScrewGrade 8Plain7/8-9 x 9 1/2bolt & c/s hex c/s flat socket b18.3125
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BIG BOLTILFlat Head Socket Cap ScrewSteelPlain7/8-9 x 4bolt & c/s hex c/s flat socket b18.3600
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BHAMALFlat Head Socket Cap ScrewSteelPlain7/8-9 x 47/8-9 x 4 fl soc cap scr b18.2.1 b18.35
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ASMCILFlat Head Socket Cap ScrewSteelPlain7/8-9 x 57/8-9x5 (pt) coarse socket flat hd cap screw alloy pln b18.2.1 b18.34
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ASMCILFlat Head Socket Cap ScrewSteelPlain7/8-9 x 4 1/27/8-9x4 1/2 (pt) coarse socket flat hd cap screw alloy pln b18.2.1 b18.34
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B & K FASTPAFlat Head Socket Cap ScrewSteelPlain7/8-9 x 2 1/27/8-9 x 2 1/2 flat hd socket cap screws b18.2.1 b18.340
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B & K FASTPAFlat Head Socket Cap ScrewSteelPlain7/8-9 x 37/8-9 x 3 flat hd socket cap screws b18.2.1 b18.330
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B & K FASTPAFlat Head Socket Cap ScrewSteelPlain7/8-9 x 3 1/27/8-9 x 3 1/2 flat hd socket cap screws b18.2.1 b18.34
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B & K FASTPAFlat Head Socket Cap ScrewSteelPlain7/8-9 x 47/8-9 x 4 flat hd socket cap screws b18.2.1 b18.327
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B & K FASTPAFlat Head Socket Cap ScrewSteelPlain7/8-9 x 4 1/27/8-9 x 4 1/2 flat hd socket cap screws b18.2.1 b18.312
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B & K FASTPAFlat Head Socket Cap ScrewSteelPlain7/8-9 x 57/8-9 x 5 flat hd socket cap screws b18.2.1 b18.35
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B & K FASTPAFlat Head Socket Cap ScrewSteelPlain7/8-9 x 67/8-9 x 6 flat hd socket cap screws b18.2.1 b18.31
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B & K FASTPAFlat Head Socket Cap ScrewSteelPlain7/8-9 x 77/8-9 x 7 flat hd socket cap screws b18.2.1 b18.32
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QFCTXFlat Head Socket Cap ScrewSteelPlain7/8-9 x 37/8-9x3 flat soc c/s alloy plain b18.2.1 b18.320
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QFCTXFlat Head Socket Cap ScrewSteelPlain7/8-9 x 3 1/27/8-9x3 1/2 flat soc c/s plain b18.2.1 b18.330
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Bostwick INFlat Head Socket Cap ScrewSteelPlain7/8-9 x 57/8-9 x 5 flat soc cap screw alloy b18.2.1 b18.37
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Bostwick INFlat Head Socket Cap ScrewSteelPlain7/8-9 x 27/8-9 x 2 flat soc cap screw alloy b18.2.1 b18.311
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Bostwick INFlat Head Socket Cap ScrewSteelPlain7/8-9 x 67/8-9 x 6 flat soc cap screw alloy b18.2.1 b18.39
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WurthOntFlat Head Socket Cap ScrewSteelPlain7/8-9 x 4scr flt soc alloy 7/8-9x4 b18.2.1 b18.3400
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THRDFASTFLFlat Head Socket Cap ScrewSteelPlain7/8-9 x 3flat socket c/s b18.2.1 b18.32
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THRDFASTALFlat Head Socket Cap ScrewSteelPlain7/8-9 x 10flat socket c/s b18.2.1 b18.320
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THRDFASTMSFlat Head Socket Cap ScrewSteelPlain7/8-9 x 2flat socket c/s b18.2.1 b18.338
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THRDFASTALFlat Head Socket Cap ScrewSteelPlain7/8-9 x 5flat socket c/s b18.2.1 b18.315
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THRDFASTALFlat Head Socket Cap ScrewSteelPlain7/8-9 x 4flat socket c/s b18.2.1 b18.313
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THRDFASTMSFlat Head Socket Cap ScrewSteelPlain7/8-9 x 6flat socket c/s b18.2.1 b18.32
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THRDFASTFLFlat Head Socket Cap Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain7/8-9 x 418-8 ss flat socket c/s b18.2.1 b18.31
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All SizeTXFlat Head Socket Cap ScrewSteelPlain7/8-9 x 77/8-9 x 7 flat head socket cap b18.2.1 b18.35
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All SizeTXFlat Head Socket Cap ScrewSteelPlain7/8-14 x 2 1/27/8-14 x 2 1/2 flat head socket cap b18.2.1 b18.310
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