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Machine Screw (ASME 18.6.3)

FastenerMachine Screws are uniformly threaded screws which are designed to be screwed into pre-drilled, pre-threaded holes, or in conjunction with a nut, usually with a diameter less than 1/4inch. Larger diameter machine screws with a hex head are usually referred to as machine bolts.

Machine Screw (b18.6.3), showing 200, (click on any line for more information)

Search Results Sponsored by ISSCO, Inc., your source for Machine Screws. For more results, visit   isscoinc.com
SupplierLocTypeMaterialFinishSizeDescriptionQty 
ISSCOMOMachine ScrewBrassPlain / Furnace Black8-32 x 1/4round slotted2300
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ISSCOMOMachine ScrewSteelZinc/Clear8-36 x 1round slotted11700
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ISSCOMOMachine ScrewSteelZinc/Clear10-24 x 5/8truss slotted12250
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ISSCOMOMachine ScrewSteelZinc/Clear3/8-16 x 5/8slotted truss2500
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AIHAZMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#0-80 x 5/32phil pan m/s s/s3076
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AIHAZMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Passivated#0-80 x 1/4slotted flat m/s s/s500
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AIHAZMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#10-32 x 5/16phil flat m/s-undercut-s/s1400
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AIHAZMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#10-32 x 7/16phil flat 100 deg m/s s/s w/patch931
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AIHAZMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#10-32 x 1/26-lobe flat 100 deg patch s/s1468
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AIHAZMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Passivated#1-72 x 3/16phil fillister m/s s/s596
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AIHAZMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#1-72 x 1/8phil flat m/s s/s6915
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AIHAZMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#2-56 x 3/16-6-lobe flat m/s s/s w/locking patch2351
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AIHAZMachine ScrewSteelZinc/Clear#2-56 x 1/4pan torx stl4188
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AIHAZMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#2-56 x 1/46-lobe flat 100 deg s/s w/patch1292
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AIHAZMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Passivated#2-56 x 7/16phil flat m/s s/s419
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AIHAZMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#4-40 x 1unslotted indent hex m/s s/s200
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AIHAZMachine ScrewSteelBlack Oxide#4-40 x 1/2pan torx4101
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AIHAZMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#4-40 x 1/2phil fillister m/s s/s1943
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AIHAZMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace BlackM3.5-0.60 x 8phil flat m/s s/s9186
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AIHAZMachine ScrewSteelZinc/Clear#6-32 x 1/46-lobe pan m/s zn81
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AIHAZMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#6-32 x 5/16phil flat 100 deg m/s patch s/s5812
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AIHAZMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Black Oxide#6-32 x 5/16phil flat 100 deg m/s s/s w/patch131
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AIHAZMachine ScrewSteelPlain / Furnace Black#6-32 x 1/26-lobe torx pan m/s9407
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AIHAZMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Black Oxide#4-40 x 5/16phil flat 100 deg m/s s/s w/patch880
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Cal FastenrsCAMachine ScrewSteelZinc/Clear1/4-20 x 11/4-20 x 1 phil pan m/s Cr3+ phil pan m/s2,000
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AIHAZMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Black Oxide#0-80 x 1/8slotted binder m/s s/s100
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AIHAZMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Passivated#1-72 x 9/16phil flat m/s s/s695
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AIHAZMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Passivated#1-72 x 7/16phil flat m/s s/s100
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AIHAZMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#2-56 x 1/86-lobe flat 100 deg s/s w/patch1470
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AIHAZMachine ScrewSteelPlain / Furnace Black#4-40 x 1 3/8phil pan m/s6450
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AIHAZMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Passivated#4-40 x 5/16phil flat m/s s/s4020
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AIHAZMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Passivated#8-32 x 5/16phillips fillister s/s199
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AIHAZMachine ScrewSteelPlain / Furnace BlackScrew AN515-4-2475
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AIHAZMachine ScrewSteelPlain / Furnace BlackAN525-10R769
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AIHAZMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#8-32 x 3/8unslotted hex washer serrated m/s s/s401
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AIHAZMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#8-32 x 3/8slotted hex washer m/s patch s/s500
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AIHAZMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace BlackM4 x 5slotted cheese m/s s/s943
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AIHAZMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace BlackM2-0.40 x 16phil pan m/s s/s822
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AIHAZMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#6-32 x 3/8phil flat 100 m/s s/s bunlcpox (632x3/8fhssbo)81
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AIHAZMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace BlackM3-0.50 x 6slotted flat m/s a2 s/s403
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AIHAZMachine ScrewSteelZinc/ClearM3-0.50 x 12phil pan m/s71
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AIHAZMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace BlackM2-0.40 x 20phil flat m/s s/s983
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AIHAZMachine ScrewSteelPlain / Furnace BlackM2-0.40 x 8phil flat m/s673
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AIHAZMachine ScrewSteelPlain / Furnace BlackMS21092-04022100
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AIHAZMachine ScrewSteelPlain / Furnace Blackscrew,self-locking,250deg.f,st MS21090-040920
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Irwin IndOntMachine ScrewNylon (Polyamide)Plain / Furnace Black#6-32 x 1/46-32 x 1/4 round head nylon 66 natural metal core m/s b18.6.31200
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ManscoMIMachine ScrewSteelZinc/Black#10-32 x 1/210-32x1/2 truss phil m/s triv blk znc w/nd593s blue microshperes patch14000
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ManscoMIMachine ScrewSteelZinc/Clear#10-32 x 1 1/4flat 6-lobe m/s triv znc16890
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ManscoMIMachine ScrewSteelZinc/Black#10-24 x 1/2truss phil m/s triv blk znc7000
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ManscoMIMachine ScrewSteelZinc/Clear1/4-20 x 11/4-20x1 pan phil m/s triv znc w/blue nylok patch934
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Star ILMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#2-56 x 1/82/56 x 1/8 indented hex mach sc 18-8ss b18.6.34,700
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Star ILMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black1/4-20 x 7/161/4-20 x 7/16 indented hex mach sc 18-8ss b18.6.32,065
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Star ILMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black1/4-20 x 1 5/81/4-20 x 1 5/8 indented hex mach sc 18-8ss b18.6.31,837
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Star ILMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black1/4-20 x 3 3/41/4-20 x 3 3/4 indented hex mach sc 18-8ss b18.6.32,977
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Star ILMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#4-40 x 1/44/40 x 1/4 indented hex mach sc 18-8ss b18.6.313,482
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Star ILMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#6-32 x 5/86/32 x 5/8 indented hex mach sc 18-8ss b18.6.311,417
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Star ILMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#6-32 x 7/86/32 x 7/8 indented hex mach sc 18-8ss b18.6.318,392
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Star ILMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black1/4-20 x 1/21/4-20 x 1/2 indented hex mach sc 18-8ss b18.6.39,298
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Star ILMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black1/4-20 x 3 1/21/4-20 x 3 1/2 indented hex mach sc 18-8ss b18.6.35,128
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Star ILMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#8-32 x 1/48/32 x 1/4 indented hex mach sc 18-8ss b18.6.326,725
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Star ILMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace BlackM3-0.50 x 16m3-0.5 x 16 cheese hd m/s-din 84 18-8ss574,220
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Star ILMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace BlackM2.5 x 14m2.5 x 14 cheese hd m/s din 84 18-8ss29,660
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Star ILMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace BlackM2.5-0 .45 x 15m2.5-0.45 x 15 cheese hd m/s din 84 18-8ss11,265
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Star ILMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace BlackM5-0.80 x 18m5-0.8 x 18 cheese hd m/s-din 84 18-8ss15,170
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Star ILMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace BlackM6-1.00 x 20m6-1.0 x 20 cheese hd m/s-din 84 18-8ss11,936
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Star ILMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace BlackM6-1.00 x 10m6-1.0 x 10 cheese hd m/s-din 84 18-8ss1,975
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Star ILMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace BlackM4-0.70 x 40m4-0.7 x 40 cheese hd m/s-din 84 18-8ss8,696
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Star ILMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace BlackM5-0.80 x 25m5-0.8 x 25 cheese hd m/s-din 84 18-8ss6,911
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Star ILMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace BlackM6-1.00 x 40m6-1.0 x 40 cheese hd m/s-din 84 18-8ss16,959
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Star ILMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace BlackM3-0.50 x 30m3-0.5 x 30 cheese hd m/s-din 84 18-8ss4,087
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MESAFASTCAMachine ScrewSteelBlack Oxide1/4-20 x 11/4-20 x 1 phil pan machine screw steel black oxide steel black oxide50.0
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