5/8-18 Flat Head Cap Screws

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 
B & K FASTPAFlat Head Socket Cap ScrewSteelPlain5/8-18 x 1 3/45/8-18 x 1 3/4 flat hd socket cap screws b18.2.1 b18.311
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B & K FASTPAFlat Head Socket Cap ScrewSteelPlain5/8-18 x 3 1/25/8-18 x 3 1/2 flat hd socket cap screws b18.2.1 b18.35
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METRO INDOHFlat Head Socket Cap ScrewSteelPlain5/8-18 x 2flat skt c/s sae40
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Alpine SuUTFlat Head Socket Cap ScrewSteelPlain5/8-18 x 25/8-18x2 soc fh cs plain22
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ManscoMIFlat Head Socket Cap ScrewSteelPlain5/8-18 x 3 1/2flat hd soc c/sr 25/box75
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NAPPCOTXFlat Head Socket Cap ScrewSteelPlain5/8-18 x 25/8-18 x 2 flat/soc cap screw black7
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NAPPCOTXFlat Head Socket Cap ScrewSteelPlain5/8-18 x 2 1/4flat socket c/s steel 5/8-18x2-1/450
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HodellOHFlat Head Socket Cap ScrewSteelPlain5/8-18 x 1 1/45/8-18 x 1 1/4 flat hd soc c/s unf plain150
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HayesCAFlat Head Socket Cap ScrewSteelPlain5/8-18 x 3 3/45/8-18 x 3 3/4 flat socket c/s alloy4
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YANKEENHFlat Head Socket Cap ScrewSteelBlack Oxide5/8-18 x 15/8-18 x 1 flt hd sckt cap alloy blk oxide7
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YANKEENHFlat Head Socket Cap ScrewSteelBlack Oxide5/8-18 x 35/8-18 x 3 flat hd socket cap screw alloy steel black oxide9
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YANKEENHFlat Head Socket Cap ScrewSteelBlack Oxide5/8-18 x 1 1/2flat socket c/s138
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YANKEENHFlat Head Socket Cap ScrewSteelBlack Oxide5/8-18 x 1 3/4flat socket screw115
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YANKEENHFlat Head Socket Cap ScrewSteelBlack Oxide5/8-18 x 2 1/2flat hdhd sckt cap ide116
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ASMCILFlat Head Socket Cap ScrewSteelPlain5/8-18 x 3(ft) fine socket flat hd c/s50
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ASMCILFlat Head Socket Cap ScrewSteelPlain5/8-18 x 1 3/4(ft) fine socket flat hd c/s150
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ASMCILFlat Head Socket Cap ScrewSteelPlain5/8-18 x 2 1/2(ft) fine socket flat hd c/s25
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ASMCILFlat Head Socket Cap ScrewSteelPlain5/8-18 x 1 1/2(ft) fine socket flat hd c/s15
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ASMCILFlat Head Socket Cap ScrewSteelPlain5/8-18 x 2(ft) fine socket flat hd c/s115
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ASMCILFlat Head Socket Cap ScrewSteelPlain5/8-18 x 1(ft) fine socket flat hd c/s116
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MMCCILFlat Head Socket Cap Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/8-18 x 15/8-18x1 flat socket hea a2 american din 7991inquire
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KomarMOFlat Head Socket Cap ScrewSteelPlain5/8-18 x 1flat socket c/s40
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NutsBoltsNEFlat Head Socket Cap ScrewSteelPlain5/8-18 x 1 3/45/8-18 x 1 3/4 fhcs import90
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BHAMALFlat Head Socket Cap ScrewSteelPlain5/8-18 x 2flat soc c/sr25
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EBN IndusINFlat Head Socket Cap ScrewSteelPlain5/8-18 x 45/8-18 x 4 flat soc cap screw alloy b18.2.1 b18.36
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LibertyILFlat Head Socket Cap ScrewSteelPlain5/8-18 x 1 3/45/8-18x1-3/4 flat socket c/s w/nylok patch3
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LibertyILFlat Head Socket Cap ScrewSteelPlain5/8-18 x 2 1/4flat socket c/s1
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LibertyILFlat Head Socket Cap ScrewSteelPlain5/8-18 x 1 3/4flat socket c/s c/s35
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CenturyFLFlat Head Socket Cap ScrewSteelPlain5/8-18 x 2 1/45/8-18 x 2-1/4 flat socket cap alloy stl50
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ZAL INDUSCAFlat Head Socket Cap ScrewSteelPlain5/8-18 x 1 1/45/8-18 x 1 1/4 flat soc cap screw alloy100
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ZAL INDUSCAFlat Head Socket Cap ScrewSteelPlain5/8-18 x 15/8-18 x 1 flat soc cap screw alloy20
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ManscoMIFlat Head Socket Cap ScrewSteelPlain5/8-18 x 2flat hd soc c/sr80
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EmpireWAFlat Head Socket Cap ScrewSteelPlain5/8-18 x 15/8-18 x 1 flat socket c/s15
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AbabaCAFlat Head Socket Cap ScrewSteelPlain5/8-18 x 1 1/25/8-18 x 1 1/2 flt soc cap alloy b18.2.1 b18.319
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AbabaCAFlat Head Socket Cap ScrewSteelPlain5/8-18 x 25/8-18 x 2 flat soc cap screw alloy b18.2.1 b18.337
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LippinCAFlat Head Socket Cap ScrewSteelPlain5/8-18 x 3 1/2socket cap screw flat head fine plain50
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JacksonMSFlat Head Socket Cap ScrewSteelPlain5/8-18 x 11/2 nf flat socket c/s43
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OlanderCAFlat Head Socket Cap ScrewSteelPlain5/8-18 x 1 1/25/8-18 x 1 1/2 flat soc alloy20
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JacksonMSFlat Head Socket Cap ScrewSteelPlain5/8-18 x 1 1/4nf flat socket c/s12
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FastWareSaskFlat Head Socket Cap ScrewSteelPlain5/8-18 x 3 1/2nf flat socket c/s19
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SRFALFlat Head Socket Cap ScrewSteelPlain5/8-18 x 1 3/4flat soc c/s-
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ACFCAFlat Head Socket Cap ScrewSteelPlain5/8-18 x 25/8-18x2 fhsc thermal black21
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BIG BOLTILFlat Head Socket Cap ScrewGrade 5Plain5/8-18 x 11 1/4bolt & c/s flat socket c/s b18.2.1250
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BIG BOLTILFlat Head Socket Cap ScrewGrade 8Plain5/8-18 x 8 3/4bolt & c/s flat socket c/s b18.2.1228
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OBRIENOHFlat Head Socket Cap ScrewSteelPlain5/8-18 x 1 1/4flat socket cap84
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OBRIENOHFlat Head Socket Cap ScrewSteelPlain5/8-18 x 1flat socket cap42
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MidStatesMIFlat Head Socket Cap Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/8-18 x 1 3/4flat soc c/s 18-816
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SASCOORFlat Head Socket Cap ScrewSteelPlain5/8-18 x 2flat soc c/s22,000
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All SizeTXFlat Head Socket Cap ScrewSteelPlain5/8-18 x 2 1/45/8-18 x 2 1/4 flat head socket cap b18.2.1 b18.31
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All SizeTXFlat Head Socket Cap ScrewSteelPlain5/8-18 x 1 1/25/8-18 x 1 1/2 flat head socket cap b18.2.1 b18.3150
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FasSpcMfgFLFlat Head Socket Cap ScrewSteelPlain5/8-18 x 4 1/2flat hd soc cap2
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FasSpcMfgFLFlat Head Socket Cap Screw316, 317, A4 StainlessPlain5/8-18 x 1 1/2flat soc cap 316 stn17
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FasSpcMfgFLFlat Head Socket Cap ScrewBrassPlain5/8-18 x 1flat hd soc cap ft3
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FasSpcMfgFLFlat Head Socket Cap Screw316, 317, A4 StainlessPlain5/8-18 x 1 1/4flat socket cap 316 stainless13
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FasSpcMfgFLFlat Head Socket Cap Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/8-18 x 2 1/2flat socket cap f/t 18-8 s/s25
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WurthINFlat Head Socket Cap ScrewSteelPlain5/8-18 x 2scr soc flat (zni) 5/8-18x21,200
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WurthINFlat Head Socket Cap ScrewSteelPlain5/8-18 x 1 3/4scr soc flat (zni) 5/8-18x1 3/4900
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Valley NuWAFlat Head Socket Cap ScrewSteelPlain5/8-18 x 1 1/2nf flat hd socket c/s pl4
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Valley NuWAFlat Head Socket Cap ScrewSteelPlain5/8-18 x 1 1/4flat turned per sample cust-matl100
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