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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 ScrewSteelZinc/Clear10-24 x 5/8truss slotted12250
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ISSCOMOMachine ScrewSteelZinc/Clear3/8-16 x 5/8slotted truss2500
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ISSCOMOMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10-32 x 1 1/4slotted round 18-82350
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ISSCOMOMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10-32 x 1/4trim hex unslotted 18-87480
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CenturyFLMachine ScrewSteelZinc/ClearM3 x 6az m3 x 6 pozi flat head m/s steel trivalent zinc din 96515593
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CenturyFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#8-32 x 1/48-32 x 1/4 torx pan m/s s/s e2a1710
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CenturyFLMachine ScrewSteelZinc/Clear1/4-20 x 21/4-20 x 2 phillips round hd steel zinc plt1500
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CenturyFLMachine Screw316, 317, A4 StainlessPlain#10-32 x 1 1/8m/s sh #10-32 x 1-1/8 lg 316ss1200
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CenturyFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plainms51957-28 screw pan hd xrec-fsa cf71101
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CenturyFLMachine ScrewSteelPlain416nas517-4-16 screw shear52
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CenturyFLMachine ScrewPlainnas514-1032-8 screw machine750
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CenturyFLMachine ScrewSteelPlainms35206-244z screw machine380
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CenturyFLMachine ScrewSteelZinc/Clear#6-32 x 16-32 x 1 phillips pan hd steel zinc plt1480
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BrikksenFLMachine ScrewPlain#6 x 1#6 x 1 phillips flat 82 degree7500
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BrikksenFLMachine ScrewPlain#8 x 1#8 x 1 phillips flat 82 degree900
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BrikksenFLMachine ScrewPlain1/4-10 x 3/41/4-10 x 3/4 pan head 6-lobe t306500
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CentenniaCOMachine ScrewSteelZinc/Clear#8-32 x 3/48-32 x 3/4 slottedflat m/s zinc84
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CentenniaCOMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10-24 x 110-24 x 1 slottedround m/s 18.8ss1600
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Kanebridge ILMachine ScrewSteelZinc/Clear#4-40 x 7/16#4-40x7/16 6-lobe flat full thread ms zinc machine screws100000
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Kanebridge ILMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Black Oxide1/4-20 x 1 1/41/4-20x1 1/4 6-lobe pan full thread ms 18 8 stain stl bl ox machine screws7500
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CIFILMachine ScrewClass 8.8Zinc/ClearM6-1.00 x 7.5m6 x 1.0 x 7.5 torx pan head machine screw 8.8 zinc clear w/scotch grip 2510 orange t30 drive461
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SWACOOHMachine ScrewPlain#2-56 x 3/8ms51957-550000
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SWACOOHMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Black Oxide#8-32 x 1/2#8-32x1/2 pan flt100 ms 18-8ss blkoxw6729
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SWACOOHMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10-32 x 3/4#10-32x3/4 ph pan ms 18-8ss pln866
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SWACOOHMachine ScrewSteelZinc/Clear1/4-20 x 1/41/4-20x1/4 phillips round ms stl zp124
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SWACOOHMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#8-32 x 1/2#8-32x1/2 ph pan ms 18-8ss pln nylon patch1857
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Irwin IndOntMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#2-56 x 1/82-56 x 1/8 flat phillips u/c ss1000
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SWACOOHMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10-32 x 3/4#10-32x3/4 pan flt82 ms 18-8ss pln837
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SWACOOHMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Black Oxide#8-32 x 5/8screw machine pan head cross recess black oxide ms51957-46b1900
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AccutiteCAMachine ScrewSteelCopper Plated#2-56 x .1152-56 x .115 +/-.010 phillips binder ms steel copper-tin/lead fused 400-0022-000-000-n9530
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Field FasILMachine ScrewPlainscrew pan-hd13
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Field FasILMachine ScrewSteelZinc/Clear#6-32 x 5/166-32x5/16 phil/slotted combo binder m/s w/undercut stl zc/rohs34800
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OneMonroeMNMachine ScrewSteelZinc/Clear1/4-20 x 1/21/4-20 x 1/2 sl hwh ms zp725
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OneMonroeMNMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10-24 x 3/410-24 x 3/4 ph pan m/s 18-8ss bkps500
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OneMonroeMNMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#8-32 x 5/16screw 8-32 x 5/16 military nas-1635 phillips pan machine screw coarse full thread 18 8 stainless steel 2000/ctn115
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OneMonroeMNMachine ScrewSteelZinc/Clear#8-32 x 1 1/48-32 x 1 1/4 slottedround m/s pkg plated2500
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OneMonroeMNMachine Screw316, 317, A4 StainlessPlainM2.5-0.45 x 5m2.5-.45 x 5 pozi pan hd ms a4ss din 7985a-33113311700
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OneMonroeMNMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1/24-40 x 1/2 phillips pan m/s nylok patch ss1500
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OneMonroeMNMachine ScrewZinc/Green015-70-015 s-70 green pantone 368c6300
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OneMonroeMNMachine ScrewSteelZinc/Clear#8-32 x 3/48-32 x 3/4 slotted fill ms zp1594
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OneMonroeMNMachine ScrewSteelZinc/Clear#5-40 x 1/25-40 x 1/2 slottedround m/s plated7320
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OneMonroeMNMachine ScrewSteelZinc/Clear#10-32 x 1 1/410-32 x 1 1/4 phillips truss m/s plated200
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BrikksenFLMachine ScrewBrassPlain#10-24 x 1 1/210-24 x 1-1/2 ph pan m/s brassinquire
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BrikksenFLMachine Screw316, 317, A4 StainlessPlain#6-32 x 3/46-32 x 3/4 phillips pan m/s 316s300
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BrikksenFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 3/81/4-20 x 3/8 slotted pan m/s ss14000
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BrikksenFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM4-0.70 x 6phillips ovalal head machine screw-100 per bag a2 ph m4-.70 x 6 din 966inquire
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BrikksenFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM3.5-0.60 x 8phillips pan head machine screw a2 ph m3.5-.60 x 8 din 798542000
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BrikksenFLMachine Screw316, 317, A4 StainlessPlain#10-24 x 1 1/210-24 x 1-1/2 phillips flat m/s 316ss 100 per boxinquire
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BrikksenFLMachine Screw316, 317, A4 StainlessPlain5/16-18 x 1 1/45/16-18 x 1 1/4 phillips pan m/s 316ssinquire
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BrikksenFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM4-0.70 x 18slotted cheese head machine screw-50 per bag a2 m4-.70 x 18 din 84inquire
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BrikksenFLMachine ScrewAluminumPlain#8-32 x 3/4slotted round head machine screw 8-32 x 3/4 2024 aluminuminquire
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BrikksenFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Fluoropolymer-Based (Xylan, Fluorokote, Teflon)#10-24 x 1 1/210-24 x 1-1/2 phillips truss m/s ss/black xylan-inquire
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BrikksenFLMachine Screw316, 317, A4 StainlessPlain#6-32 x 16-32 x 1 phillips flat m/s 316 ss8000
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BrikksenFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Black Oxide1/4-20 x 2 1/21/4-20 x 2-1/2 phillips truss m/s ss low contour blk oxinquire
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BrikksenFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Painted1/4-20 x 2 1/21/4-20 x 2-1/2 socket wafer m/s 18-8ss/painted blackinquire
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BrikksenFLMachine Screw316, 317, A4 StainlessPlain1/4-20 x 3 1/21/4-20 x 3-1/2 ph pan m/s 316ssinquire
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BrikksenFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM6-1.00 x 10slotted cheese head machine screw a2 m6-1.0 x 10 din 84inquire
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BrikksenFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#6-32 x 1 3/46-32 x 1-3/4 phillips pan m/s ss20000
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BrikksenFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#8-32 x 3/48-32 x 3/4 phillips flat m/s ss 100 per box f-72boxinquire
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BrikksenFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 45/16-18 x 4 phillips pan head m/s 18-8 ss 10 per small bag 5 small bags per master pack-generic brandinquire
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BrikksenFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#6-32 x 1/26-32 x 1/2 slottedflat m/s ssinquire
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BrikksenFLMachine Screw316, 317, A4 StainlessPlain#8-32 x 2 1/28-32 x 2 1/2 phillips flat m/s 316ssinquire
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BossardAZMachine ScrewSteelPlainscrew phillips pan head1235
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BossardAZMachine ScrewSteelPlainM3.12 x 14screw m3.12 x 14mm torx plus pan hd50000
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BossardAZMachine ScrewSteelPlainscrew phillips flat hd 82 degree74355
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BrikksenFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1/24-40 x 1/2 phillips flat head m/s 18-8 ss 100 per small bag 5 small bags per master pack-generic brandinquire
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American WIMachine ScrewSteelZinc/Clear1/4-20 x 1/21/4-20x1/2 nc slotted flat hd m/s zinc5717
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Coburn Myers Fastening SystemsPAMachine ScrewBrassPlainmachine screw brass plain21
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Coburn Myers Fastening SystemsPAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plainmachine screw 18-8 stainless plain395
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Coburn Myers Fastening SystemsPAMachine ScrewSteelZinc/Blackmachine screw carbon steel zinc/black500
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Coburn Myers Fastening SystemsPAMachine ScrewSteelZinc/Clearmachine screw carbon steel zinc/clear71
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AIHAZMachine ScrewSuperalloy (Inconel, Hastelloy, Alloy 20)Plain#2-56 x 7/162-56x7/16 screw 100d flat self locking a286600
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AIHAZMachine ScrewSteelPlain#8-32 x 3/8carbon cad plate MS35190-251700
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BrikksenFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16 x 3/43/8-16 x 3/4 phillips flat m/s ss1000
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BrikksenFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Zinc/Clear1/4-20 x 2 1/21/4-20 x 2 1/2 phillips pan m/s ss/zinc-dich/candice beigeinquire
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BrikksenFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM3.5-0.60 x 6slotted cheese head machine screw-100 per bag a2 m3.5-.60 x 6 din 84inquire
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BrikksenFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 11/4-20 x 1 slottedovalal m/s ss2000
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BrikksenFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#8-32 x 2 1/48-32 x 2 1/4 phillips pan m/s ssinquire
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BrikksenFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Fluoropolymer-Based (Xylan, Fluorokote, Teflon)1/4-20 x 2 3/41/4-20 x 2-3/4 phillips truss m/s ss/black xylaninquire
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BrikksenFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10-24 x 3/410-24 x 3/4 unslotted hex washer head ms 18-8 ssinquire
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BrikksenFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#8-32 x 18-32 x 1 phillips pan m/s ss/boinquire
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BrikksenFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM6-1.00 x 20phillips ovalal head machine screw-25 per bag a2 ph m6-1.0 x 20 din 966inquire
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BrikksenFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 3/41/4-20 x 3/4 slottedround m/s ssinquire
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BrikksenFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16 x 23/8-16 x 2 slotted fill m/s ssinquire
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BrikksenFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16 x 33/8-16 x 3 phillips pan head m/s 18-8 ss 10 per small bag 5 small bags per master pack-generic brandinquire
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BrikksenFLMachine ScrewBrassPlain#8-32 x 1/48-32 x 1/4 slottedround m/s brassinquire
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BrikksenFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16 x 23/8-16 x 2 phillips flat m/s ss/chrome-2000
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FasSpcMfgFLMachine ScrewNi-Cu Alloy (Monel, K-Monel, etc.)Plain#8-32 x 1/48-32 x 1/4 slotted fillister head machine screw ni-cu 4004
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FasSpcMfgFLMachine Screw316, 317, A4 StainlessPlain1/4-20 x 41/4-20 x 4 slotted ovalal head machine screw316 stainless steel1
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OneMonroeMAMachine ScrewSteelZinc/Clear#4-40 x 3/44-40 x 3/4 phillips pan m/s plated3115
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OneMonroeMAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1/8screw mach. 4-40x1/8 uc/phillips s/s700
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EmpireWAMachine ScrewSteelPlain#10-32 x 5/810-32 x 5/8 pan phil m/s29227
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KomarILMachine ScrewSteelZinc/Clear#6-32 x 9/166-32 x 9/16 slottedbinder machine screw zinc
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Raw ProduNJMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#6-32 x 7/8phillips pan head ms 304 ss #6-32 x 7/86938
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Raw ProduNJMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16 x 1 1/4phillips truss head ms 304 ss 3/8-16 x 1-1/4569
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Raw ProduNJMachine ScrewBrassPlain#12-24 x 1 3/4brass slotted flat head ms #12-24 x 1-3/4146
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Raw ProduNJMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10-24 x 5phillips flat head ms 304 ss #10-24 x 5733
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Raw ProduNJMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#8-32 x 3/8phillips ovalal head ms 304 ss #8-32 x 3/81291
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Raw ProduNJMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 1/2slotted flat head ms 304 ss 1/4-20 x 1/2567
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Raw ProduNJMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Black Oxide#10-32 x 1 1/4phillips pan head ms 304 ss black oxide #10-32 x 1-1/4500
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FastenercOHMachine ScrewSteelZinc/Clear#2-56 x 5/82-56 x 5/8 steel pan phill mach screw zinc9350
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F. SolutionsOHMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 1/2phillips truss machine screw 5/16-18x1/2 18.8 75
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NationalOntMachine ScrewSteelPlain#4-40 x 1/44-40x1/4 pan slot ms nyl15000
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NationalOntMachine ScrewSteelPlain#2-56 x 1mchn screw rnd phlps 2-56 unc x 1 lg5760
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NationalOntMachine ScrewSteelZinc/Clear1/4-20 x 7/161/4-20x7/16 pan phil ms sz2700
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ManscoMIMachine ScrewSteelZinc/ClearM4-0.70 x 10m4-0.7 x 10mm panwa phil m/s triv znc cross recessed88
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ManscoMIMachine ScrewSteelZinc/Clear#10-24 x 5/810-24x5/8 round phil m/s znc7500
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AFIFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#2-56 x 1/42-56x1/4 phil pan ms ss () ()4700
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OlanderCAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain10-32 x 3/8 phil pan ms nd ifi 124 ss4
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OlanderCAMachine ScrewSteelCadmium6-32 x 7/8 cruc rec pan alloy cad ii152
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OlanderCAMachine ScrewGrade 2Zinc/Clear1/4-20 x 3/4 slot ind hx gr 2 zn nonrohs1646
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OlanderCAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 2 1/2 phil flat sst rohs100
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OlanderCAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain4-40 x 5/8 phil pan ms sst black250
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OlanderCAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#8-32 x 3/48-32 x 3/4 ph pan vnt sst rohs () ()175
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ManscoMIMachine ScrewSteelZinc/Clear8-32 x 1-1/2 truss 6-lobe m/s znc nickel tri-clear w/nyplas & nylon patch4500
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ManscoMIMachine Screw400 Stainless (405, 410,416,420,430 etc.)Plain6-32 x 7/16 pan 6-lobe m/s 430 s.s. w/nyltite collar6800
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StelfastOHMachine ScrewSteelZinc/Clear#10-24 x 5/8#10-24x5/8 slot fillister hd mach scr zpinquire
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ParkerAZMachine ScrewGrade 8Plain#10-32 x 7/810-32x.875 trimmed hex mach screw-asme b18.6.3 .875 thread grd 8 4037 aly stl no drive made in u.s.a.260
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ArdenWIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1 1/4440x1 1/4 slotted fil ms 18-8ssinquire
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ArdenWIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#2-56 x 7/16256x7/16 phillips pn ms 18-8ssinquire
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THRDFASTOKMachine ScrewSteelZinc/Clear10nf-32x1 slotted round m/s b18.6.335
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THRDFASTALMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 1 1/218-8 ss phil flat m/s b18.6.36
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THRDFASTOKMachine ScrewSteelZinc/Clear#8-32 x 1/2slotted hex washer m/s type-23 b18.6.3100
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THRDFASTALMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 5/818-8 ss phil flat m/s b18.6.311
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THRDFASTMSMachine ScrewBrassPlain#10-24 x 2slotted flat m/s b18.6.3175
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