FCH News

1 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 ScrewSteelPlain1-8 x 3 1/21-8x3-1/2 flat stl pln b18.2.1 b18.3 () () ()24
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GLFOHFlat Head Socket Cap ScrewSteelPlain1-8 x 31-8x3 flat stl pln b18.2.1 b18.3 () () ()80
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BHAMALFlat Head Socket Cap ScrewSteelPlain1-8 x 4 1/21-8x4 1/2 flat soc cap scr b18.2.1 b18.359
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GLFOHFlat Head Socket Cap ScrewSteelPlain1-8 x 61-8x6 flat stl pln b18.2.1 b18.3 () () ()23
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GLFOHFlat Head Socket Cap ScrewSteelPlain1-8 x 81-8x8 flat stl pln b18.2.1 b18.3 () () ()6
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GLFOHFlat Head Socket Cap ScrewSteelPlain1-8 x 5 1/21-8x5-1/2 flat stl pln b18.2.1 b18.3 () () ()2
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BIG BOLTILFlat Head Socket Cap ScrewSteelPlain1-8 x 12bolt & c/s flat socket c/s socket b18.3200
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BIG BOLTILFlat Head Socket Cap ScrewSteelPlain1-8 x 4bolt & c/s hex c/s flat socket b18.31200
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BIG BOLTILFlat Head Socket Cap ScrewSteelPlain1-8 x 6bolt & c/s hex c/s flat socket b18.3800
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BIG BOLTILFlat Head Socket Cap ScrewSteelPlain1-8 x 12bolt & c/s hex c/s flat socket b18.3600
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BIG BOLTILFlat Head Socket Cap ScrewGrade 8Plain1-8 x 9 1/2bolt & c/s hex c/s flat socket b18.375
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AbabaCAFlat Head Socket Cap ScrewSteelPlain1-8 x 51-8 x 5 flat soc cap screw alloy b18.2.1 b18.314
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B & K FASTPAFlat Head Socket Cap ScrewSteelPlain1-8 x 2 1/21-8 x 2 1/2 flat hd socket cap screws b18.2.1 b18.333
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B & K FASTPAFlat Head Socket Cap ScrewSteelPlain1-8 x 31-8 x 3 flat hd socket cap screws b18.2.1 b18.342
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B & K FASTPAFlat Head Socket Cap ScrewSteelPlain1-8 x 41-8 x 4 flat hd socket cap screws b18.2.1 b18.310
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B & K FASTPAFlat Head Socket Cap ScrewSteelPlain1-8 x 4 1/21-8 x 4 1/2 flat hd socket cap screws b18.2.1 b18.37
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B & K FASTPAFlat Head Socket Cap ScrewSteelPlain1-8 x 51-8 x 5 flat hd socket cap screws b18.2.1 b18.32
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B & K FASTPAFlat Head Socket Cap ScrewSteelPlain1-8 x 61-8 x 6 flat hd socket cap screws b18.2.1 b18.321
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B & K FASTPAFlat Head Socket Cap ScrewSteelPlain1-8 x 81-8 x 8 flat hd socket cap screws b18.2.1 b18.315
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Bostwick INFlat Head Socket Cap ScrewSteelPlain1-8 x 51-8 x 5 flat soc cap screw alloy b18.2.1 b18.315
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Bostwick INFlat Head Socket Cap ScrewSteelPlain1-8 x 6 1/21-8 x 6 1/2 flat socket cap screw alloy b18.2.1 b18.36
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Bostwick INFlat Head Socket Cap ScrewSteelPlain1-8 x 61-8 x 6 flat soc cap screw alloy b18.2.1 b18.310
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Bostwick INFlat Head Socket Cap ScrewSteelPlain1-14 x 21-14 x 2 flat soc cap screw alloy b18.2.1 b18.32
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Bostwick INFlat Head Socket Cap ScrewSteelPlain1-8 x 5 1/21-8 x 5 1/2 flat soc cap screw alloy b18.2.1 b18.34
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Bostwick INFlat Head Socket Cap ScrewSteelPlain1-8 x 81-8 x 8 flat soc cap screw alloy b18.2.1 b18.33
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THRDFASTFLFlat Head Socket Cap ScrewSteelPlain1-8 x 2flat socket c/s b18.2.1 b18.317
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THRDFASTFLFlat Head Socket Cap ScrewSteelPlain1-8 x 2flat socket c/s b18.2.1 b18.316
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THRDFASTFLFlat Head Socket Cap ScrewSteelPlain1-8 x 2 1/4flat socket c/s b18.2.1 b18.34
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THRDFASTALFlat Head Socket Cap ScrewSteelPlain1-8 x 2 3/4flat socket c/s b18.2.1 b18.34
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THRDFASTMSFlat Head Socket Cap ScrewSteelPlain1-8 x 3flat socket c/s b18.2.1 b18.32
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KBSTNFlat Head Socket Cap ScrewSteelPlain1-8 x 101-8 x 10 inch flat soc cap screw b18.2.1 b18.325
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THRDFASTALFlat Head Socket Cap ScrewSteelPlain1-8 x 3 1/2flat socket c/s b18.2.1 b18.39
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THRDFASTALFlat Head Socket Cap ScrewSteelPlain1-8 x 4flat socket c/s b18.2.1 b18.36
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THRDFASTALFlat Head Socket Cap ScrewSteelPlain1-8 x 5flat socket c/s b18.2.1 b18.31
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THRDFASTALFlat Head Socket Cap ScrewSteelPlain1-8 x 4 1/2flat socket c/s b18.2.1 b18.310
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THRDFASTALFlat Head Socket Cap ScrewSteelPlain1-8 x 3flat socket c/s b18.2.1 b18.329
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WSBKYFlat Head Socket Cap ScrewSteelPlain1-8 x 6screw flat soc alloy 1-8x6 b18.2.1 b18.350
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All SizeTXFlat Head Socket Cap ScrewSteelPlain1-8 x 81-8 x 8 flat head socket cap b18.2.1 b18.34
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All SizeTXFlat Head Socket Cap ScrewSteelPlain1-8 x 21-8 x 2 flat head socket cap b18.2.1 b18.310
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All SizeTXFlat Head Socket Cap ScrewSteelPlain1-8 x 7 1/21-8 x 7 1/2 flat head socket cap b18.2.1 b18.32
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