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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)

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SupplierLocTypeMaterialFinishSizeDescriptionQty 
ISSCOMOMachine ScrewSteelZinc/Clear1-72 x 1/2slotted round head3700
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ISSCOMOMachine ScrewBrassPlain / Furnace Black6-32 x 3/16slotted round head2100
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ISSCOMOMachine ScrewSteelZinc/Clear6-32 x 3/16phillips oval6150
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ISSCOMOMachine ScrewSteelZinc/Clear6-32 x 1 1/4pan phillips21100
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UNEEDANJMachine Screw400 Stainless (405, 410,416,420,430 etc.)Plain / Furnace Black#6 x 1phil flat grip all u52 410 s/s5794
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UNEEDANJMachine Screw400 Stainless (405, 410,416,420,430 etc.)Plain / Furnace Black#8 x 1 1/2phil flat grip all blunt 410 s/s206100
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UNEEDANJMachine Screw400 Stainless (405, 410,416,420,430 etc.)Plain / Furnace Black#6 x 1 3/4phil pan grip all 410 s/s70205
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UNEEDANJMachine Screw400 Stainless (405, 410,416,420,430 etc.)Plain / Furnace Black#8 x 1 1/4phil pan grip all 410 s/s127000
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UNEEDANJMachine ScrewSteelZinc/ClearM2.5-0.45 x 20comb pan m/s215170
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UNEEDANJMachine ScrewSteelNickel PlatedM6-1.00 x 14combo truss m/s st12700
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UNEEDANJMachine ScrewSteelZinc/Clear#4-40 x 5/8slotted bind m/s 1m bx29000
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UNEEDANJMachine ScrewSteelZinc/Clear#6-32 x 1/2slotted bind m/s 6ea per bag zi34000
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UNEEDANJMachine ScrewSteelZinc/Clear#6-32 x 9/16slotted bind m/s 1m bx85000
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UNEEDANJMachine ScrewSteelZinc/Clear#8-32 x 9/16slotted bind m/s 1m bx49000
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UNEEDANJMachine ScrewSteelNickel Plated#8-32 x 11/16slotted bind m/s8900
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UNEEDANJMachine ScrewSteelZinc/Clear#8-32 x 7/8slotted bind m/s 1m bx16000
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UNEEDANJMachine ScrewSteelZinc/Clear#10-24 x 5/16slotted bind m/s 1m bx84000
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UNEEDANJMachine ScrewSteelZinc/Clear#4-36 x 3/8slotted bind m/s15800
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UNEEDANJMachine ScrewSteelZinc/Clear#10-32 x 7/16slotted bind m/s 1m bx78000
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UNEEDANJMachine ScrewSteelNickel PlatedM4-0.70 x 10slotted cheese m/s11125
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UNEEDANJMachine ScrewSteelNickel PlatedM4-0.70 x 35slotted cheese m/s27900
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UNEEDANJMachine ScrewSteelBlack Oxide#6-32 x 3/8slotted flat m/s28300
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UNEEDANJMachine ScrewBrassPlain / Furnace Black#8-32 x 1 1/2slotted flat m/s10500
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UNEEDANJMachine ScrewBrassPlain / Furnace Black#2-56 x 1/4slotted hex m/s5800
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Cal FastenrsCAMachine ScrewSteelChromate Conversion (Iridite, Alodine)#10-32 x 110-32x1 phil pan m/s plated w/gold iridite emer excess10,000
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Cal FastenrsCAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#10-32 x 5/1610-32x5/16 slotted binder m/s 18-8 304 slotted binder m/s500
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Cal FastenrsCAMachine ScrewSteelZinc/Clear#10-32 x 1/210-32x1/2 phil truss m/s steel trivalent zinc phil truss m/s10,400
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Cal FastenrsCAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black1/4-20 x 5/81/4-20x5/8 slotted round m/s 18-8 304 slotted round ms300
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Cal FastenrsCAMachine ScrewNylon (Polyamide)Black Oxide2-56x3/16 slotted pan m/s nylon black sc-00256-0187-pmsbk28,500
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Cal FastenrsCAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#4-40 x 7/164-40x7/16 phil pan m/s 18-8 304 phillips pan ms265
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Cal FastenrsCAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Black Oxide#4-40 x 5/84-40x5/8 phil flat m/s 18-8 304 black oxide phillip flat1,500
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Cal FastenrsCAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace BlackM3-0.50 x 4M3-.5x4 phil pan m/s 18-8 304 phillips pan ms106
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UNEEDANJMachine ScrewSteelZinc/Green#8-32 x 1/2slotted pan m/s green18000
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Cal FastenrsCAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#4-40 x 1/44-40x1/4 phil flat m/s 100 degree 18-8 304 phillips flat ms5,000
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A-Plus CoORMachine ScrewPlain / Furnace Black#6-32 x 36-32 x 3 phillips pan mach screw100
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A-Plus CoORMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black1/4-20 x 11/4-20 x 1 nc ss phil576
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A-Plus CoORMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#10-24 x 5/810-24 x 5/8 ss phil98
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A-Plus CoORMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#10-32 x 210-32 x 2 phillips ss112
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A-Plus CoORMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#10-24 x 110-24 x 1 s.s. phil300
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A-Plus CoORMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black1/4-20 x 1 1/41/4-20 x 1 1/4 thms ss300
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A-Plus CoORMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black1/4-20 x 11/4-20 x 1 thms ss ms722
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A-Plus CoORMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#8-32 x 1/28-32 x 1/2 ss ovalal hd m/s phil96
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A-Plus CoORMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#10-32 x 3#10-32 x 3 phillips pan head ft stainless steel400
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A-Plus CoORMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#10-24 x 3/410-24 x 3/4 s.s. phil280
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A-Plus CoORMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#12-24 x 1/212-24 x 1/2 ss pan hd machine screw140
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A-Plus CoORMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#6-32 x 16-32 x 1 ss143
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A-Plus CoORMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black1/4-20 x 3/41/4-20 x 3/4 s.s. m/s phil233
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A-Plus CoORMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#8-32 x 1/28-32 x 1/2 s.s. phil300
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A-Plus CoORMachine ScrewPlain / Furnace Black1/4 x 1 1/21/4 x 1 1/2 thms phillips $$206
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A-Plus CoORMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#10-24 x 5/810-24 x 5/8 phillips ovalal hd m/s ss590
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A-Plus CoORMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#10-32 x 3/410-32 x 3/4 slottedss361
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A-Plus CoORMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#6-32 x 36-32 x 3 phillips ovalal hd m/s ss100
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A-Plus CoORMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black1/4 x 1 1/21/4 x 1 1/2 philp ovalal hd m/s stainless400
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A-Plus CoORMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#8-32 x 1/28-32 x 1/2 s.s. slotted72
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MESAFASTCAMachine Screw316, 317, A4 StainlessPlain / Furnace BlackM2-0.40 x 6m2-0.40 x 6mm phil pan machine screw a4 stainless2,000.0
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MESAFASTCAMachine Screw316, 317, A4 StainlessPlain / Furnace Black#8-32 x 1/48-32 x 1/4 phil pan machine screw 316 stainess1,500.0
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MESAFASTCAMachine ScrewSteelZinc/Clear1/4-20 x 2 1/21/4-20 x 2-1/2 phil/slotted round machine screw steel zinc1,700.0
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IRFNCMachine Screw400 Stainless (405, 410,416,420,430 etc.)Plain / Furnace Black#6-32 x 1/4phil flat m/s 18/8 s/s 2430897-01 2430897-011,000
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MMCCILMachine ScrewSteelPlain / Furnace Black2080-a2mach screw asso-2080-a2 asstm plain1
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MMCCILMachine ScrewSteelZinc/ClearM6 x 20m6x20 large pan hd screw din 921 steel zinc/clear661
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MMCCILMachine ScrewSteelZinc/ClearM8 x 25m8x25 slot oval hd m/s din 964 steel zinc/clear100
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MMCCILMachine ScrewSteelZinc/ClearM6 x 100m6x100 slot flat hd m/s din 963 steel zinc/clearinquire
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MMCCILMachine ScrewSteelZinc/ClearM10 x 70m10x70 phillips flat hd m/s din 965 steel zinc/clear83
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General FMIMachine ScrewClass 8.8Plain / Furnace BlackM6-1.00 x 25m6-1.0 x 25 pn 6-lobe ms 8.821000
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General FMIMachine ScrewSteelDip-Spin, Spray-Spin Basecoat + Topcoats (Dacromet, Doerken, Geomet, Magni, etc.)#4-40 x 0 1/24-40 x 0.5 pn phil ms magni 560 b18.6.316795
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General FMIMachine ScrewSteelZinc/Clear1/4-20 x 0.6251/4-20 x 0.625 pn slotted ms zn triv b18.6.335850
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General FMIMachine ScrewSteelPlain / Furnace Black1/4-20 x 3 /401/4-20 x .750 torx truss hd m/s b18.6.350250
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General FMIMachine ScrewSteelASTM F1941-10 Fe/Zn-Ni#8-32 x 03/48-32 x 0.75 pn phil ms zini blk b18.6.34210
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General FMIMachine ScrewSteelZinc/Clear1/4-20 x 21/4-20 x 2 flt phil ms zn b18.6.38080
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General FMIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black1/4-20 x 21/4-20 x 2 trus phil ms ss b18.6.35000
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General FMIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black1/4-20 x 0 1/21/4-20 x 0.5 hwh ms ss b18.6.3207690
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General FMIMachine ScrewSteelPlain / Furnace Black1/4-20 x 1 1/41/4-20 x 1.25 flt phil ms patch b18.6.34442
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General FMIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace BlackM4-0.70 x 10m4-0.7 x 10 pn phil ms ss195
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General FMIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black1/4-20 x 0.3751/4-20 x 0.375 trus phil ms ss b18.6.36000
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General FMIMachine ScrewClass 8.8Zinc/ClearM5-0.80 x 20m5-0.8 x 20 pn hd 6-lobe m/s 8.8 zn clr ptc50892
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General FMIMachine ScrewSteelZinc/Clear#4-40 x 05/84-40 x 0.625 rd slotted ms zn b18.6.36560
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General FMIMachine ScrewSteelZinc/Clear#10-32 x 3/410-32 x .75 ind hex hd ms zn clr b18.6.34201
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General FMIMachine ScrewSteelZinc/Clear#4-40 x 05/164-40 x 0.312 hex ms triv b18.6.3387030
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General FMIMachine ScrewNylon (Polyamide)Plain / Furnace Black#10-32 x 1/210-32 x .5 slotted hex hd ms nyl natural b18.6.31000
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General FMIMachine ScrewGrade 5Zinc/Clear#10-24 x 0 1/210-24 x 0.5 hex ms gr 5.1 zn unslt b18.6.384000
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NWFASTTXMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain / Furnace Black#8-32 x 1/2#8-32 x 1/2 pan head machine screw phillips 18-8 stainless steel b18.6.313929
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NWFASTTXMachine Screw316, 317, A4 StainlessPlain / Furnace Black1/4-20 x 11/4-20 x 1 pan head machine screw slotted 316 stainless steel b18.6.329381
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NWFASTTXMachine Screw316, 317, A4 StainlessPlain / Furnace Black#10-32 x 1/2#10-32 x 1/2 pan head machine screw slotted 316 stainless steel b18.6.376000
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NWFASTTXMachine ScrewSteelZinc/Clear1/4 x 11/4 x 1 hex washer head machine screw type-f thread cutting slotted carbon steel zinc plated b18.6.32400
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NWFASTTXMachine ScrewSteelZinc/Clear3/8-16 x 13/8-16 x 1 hex washer head machine screw type-f thread cutting slotted carbon steel zinc plated b18.6.3756
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