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Machine Screw (ASME 18.6.3)
Machine 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 | ||||||||
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| Supplier | Loc | Type | Material | Finish | Size | Description | Qty | |
| ISSCO | MO | Machine Screw | Steel | Zinc/Clear | 10-24 x 5/8 | truss slotted | 12250 |
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| ISSCO | MO | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 5/8 | slotted truss | 2500 |
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| ISSCO | MO | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 1 1/4 | slotted round 18-8 | 2350 |
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| ISSCO | MO | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 1/4 | trim hex unslotted 18-8 | 7480 |
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| Buy Machine Screws from one of our FCH Network Members | ||||||||
| Shadran I | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | M5-0.80 x 20 | m5-0.80x20 phill flat ms stainle | 100 |
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| Century | FL | Machine Screw | Steel | Zinc/Yellow | M6 x 25 | m6.0 x 25.0mm stl zi & yel phillips pan hd m/s zinc/yellow din 7985 | 1850 |
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| Century | FL | Machine Screw | Plain | nas514-1032-8 screw machine | 750 |
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| Century | FL | Machine Screw | Steel | Zinc/Clear | M6 x 12 | m6 x 12 phillips flat m/s steel zinc din 965 | 745 |
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| Century | FL | Machine Screw | Steel | Zinc/Clear | M4 x 10 | m4 x 10 torx flat m/s stl zinc bn3803 ncr ncr | 744 |
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| Weaver | WA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 1 1/2 | 8-32x1 1/2 slotted pan machine screw 18-8 ss | 700 |
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| Century | FL | Machine Screw | Steel | Zinc/Clear | #2 | #2 mach screw f/w steel zinc plt | 740 |
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| MAINSOURC | NH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 7/32 | 4-40x7/32 slotted pan m/s 18-8 ss | 225 |
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| MAINSOURC | NH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 7/32 | 4-40x7/32 phil flat m/s 18-8 ss | 98 |
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| MAINSOURC | NH | Machine Screw | 316, 317, A4 Stainless | Plain | #4-40 x 1/4 | 4-40x1/4 slotted pan m/s 316 ss | 507 |
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| MAINSOURC | NH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1/4 | 4-40x1/4 slotted pan m/s 18-8 ss | 280 |
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| MAINSOURC | NH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | #4-40 x 3/8 | 4-40x3/8 phil flat 100 deg m/s 18-8 ss blk | 4700 |
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| MAINSOURC | NH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1/2 | 4-40x1/2 phil flat 100 deg m/s patch 18-8 ss | 3492 |
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| MAINSOURC | NH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 9/16 | 4-40x9/16 phil flat 100 deg m/s dfars 18-8 ss | 5110 |
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| MAINSOURC | NH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 9/16 | 4-40x9/16 phil pan m/s 18-8 ss | 499 |
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| MAINSOURC | NH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/8 | 4-40x5/8 torx pan m/s 18-8 ss | 556 |
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| MAINSOURC | NH | Machine Screw | Brass | Black Oxide | #4-40 x 3/4 | 4-40x3/4 slotted round m/s brass blk | 400 |
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| MAINSOURC | NH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 3/4 | 4-40x3/4 torx flat m/s 18-8 ss | 250 |
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| MAINSOURC | NH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 3/4 | 4-40x3/4 phil flat m/s 18-8 ss | 200 |
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| MAINSOURC | NH | Machine Screw | 316, 317, A4 Stainless | Plain | #4-40 x 3/4 | 4-40x3/4 phil pan m/s 316 ss | 30 |
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| MAINSOURC | NH | Machine Screw | Steel | Black Oxide | #4-40 x 7/8 | 4-40x7/8 phil flat m/s stl blk | 523 |
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| MAINSOURC | NH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | #0-80 x 3/16 | phil flat m/s 18-8 ss blk | 600 |
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| Cal Fastenrs | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1/4 | 4-40 x 1/4 phil flat m/s stainless phillips pan ms ss | phillips pan ms ss | phillips pan ms ss | 2,591 |
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| Cal Fastenrs | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1/4 | 4-40 x 1/4 phillips flat m/s 100 deg w/nylok patch s.s. blue patch | blue patch | blue patch | 5,021 |
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| Cal Fastenrs | CA | Machine Screw | Steel | Zinc/Clear | #4-40 x 1/4 | 4-40 x 1/4 phillips pan hd m/s-trivalent zinc w/nylon patch nylon locking patch | nylon locking patch | nylon locking patch | 4,602 |
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| Cal Fastenrs | CA | Machine Screw | Steel | Tin Plated | #4-40 x 5/16 | 4-40 x 5/16 slotted round ms stl tin plate | 8,600 |
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| Cal Fastenrs | CA | Machine Screw | Steel | Zinc/Clear | #4-40 x 1/2 | 4-40 x 1/2 phillips pan head machine screw trivalent zinc phillips pan m/s trivalent zinc | phillips pan m/s trivalent zinc | phillips pan m/s trivalent zinc | 360 |
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| Cal Fastenrs | CA | Machine Screw | Steel | Plain | #4-40 x 3/4 | 4-40 x 3/4 slotted flat hd polypropylene | 885 |
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| Cal Fastenrs | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 3/4 | 4-40 x 3/4 phillips pan m/s stainless phillips pan | phillips pan | phillips pan | 500 |
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| Cal Fastenrs | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | #4-40 x 3/4 | 4-40 x 3/4 phillips pan m/s stainless black oxide phillips pan | phillips pan | phillips pan | 2,745 |
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| Cal Fastenrs | CA | Machine Screw | Steel | Zinc/Black | #4-40 x 3/4 | 4-40 x 3/4 phillips pan hd stl black zinc | 4,421 |
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| ACCURATE | IL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 1/4 | 8-32x1/4 slottedpan ft ms 18-8 stainless steel | 100 |
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| ACCURATE | IL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 3/8 | 8-32x3/8 slottedpan ms 18-8 stainless steel | 1400 |
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| ACCURATE | IL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 5/8 | 8-32x5/8 slottedpan ft ms 18-8 stainless steel | 100 |
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| ACCURATE | IL | Machine Screw | Steel | Zinc/Clear | #8-32 x 3/4 | 8-32x3/4 slottedflat full/thread ms zinc | 6000 |
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| ACCURATE | IL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 3/4 | 8-32x3/4 slottedpan ft ms 18-8 stainless steel | 150 |
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| ACCURATE | IL | Machine Screw | Steel | Zinc/Clear | #10-24 x 3/8 | 10-24x3/8 slottedtruss full/thread ms zinc | 28000 |
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| ACCURATE | IL | Machine Screw | Steel | Zinc/Clear | #10-32 x 1 1/2 | 10-32x1 1/2 phillips round mach screw zinc | 200 |
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| ACCURATE | IL | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 3/4 | 1/4-20x1 3/4 phillips flat mach screw zinc | 300 |
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| ACCURATE | IL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 3/8 | 10-32x3/8 trimmed hex mach screw 18-8 stainless | 400 |
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| ACCURATE | IL | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 2 1/2 | 5/16-18x2 1/2 phillips round full/thread ms zinc | 200 |
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| ACCURATE | IL | Machine Screw | Steel | Zinc/Clear | M6-1.0-1.00 x 20 | m6-1x20 phillips pan mach screw zinc din 7985a | 9320 |
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| ACCURATE | IL | Machine Screw | Steel | Zinc/Clear | #10-24 x 1 3/4 | 10-24x1 3/4 phil pan full/thread ms zinc | 182 |
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| RCFast | AZ | Machine Screw | Steel | Zinc/Clear | M3 x 4 | M3x4 phil pan m/s stl zinc cr+3 ( ) din 7985a | 7000 |
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| RCFast | AZ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 3/4 | 4-40x3/4 phil flat m/s 18-8 304 | 1500 |
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| RCFast | AZ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 7/8 | 4-40x7/8 phil flat m/s 18-8 304 | 2500 |
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| RCFast | AZ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 3/8 | 10-24x3/8 phil flat undercut m/s 18-8 304 | 600 |
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| RCFast | AZ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #2-56 x 5/8 | 2-56x5/8 phil pan m/s 18-8 304 | 4500 |
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| RCFast | AZ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1/4 | 4-40x1/4 phil flat 100 deg m/s 18-8 304 | 750 |
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| RCFast | AZ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 3/8 | 4-40x3/8 phil flat 100 deg m/s 18-8 304 | 900 |
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| RCFast | AZ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1/2 | 4-40x1/2 phil flat 100 deg m/s 18-8 304 | 4150 |
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| RCFast | AZ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 9/16 | 4-40x9/16 phil flat 100 deg m/s 18-8 304 | 5500 |
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| RCFast | AZ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | M3 x 6 | M3x6 slotted cheese m/s nylon patch 18-8 304 a2 | 1950 |
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| RCFast | AZ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #2-56 x 1/8 | 2-56x1/8 phil flat 82 deg m/s 18-8 304 304ss MS51959-1 | 1500 |
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| RCFast | AZ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #2-56 x 1/4 | 2-56x1/4 phil flat 82 deg m/s 18-8 304 304ss MS51959-3 | 1500 |
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| RCFast | AZ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #2-56 x 3/16 | 2-56x3/16 phil flat 82 deg m/s 18-8 304 304ss MS51959-2 | 750 |
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| RCFast | AZ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | per print (4-40x.195l phil pan m/s 18-8 304) length tol. +-.005 | 500 |
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| RCFast | AZ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #2-56 x 5/16 | 2-56x5/16 phil pan m/s 18-8 304 304ss MS51957-4 | 500 |
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| RCFast | AZ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | M3 x 10 | phil pan m/s a2 18-8 304 rohs | 600 |
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| RCFast | AZ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 3/8 | phil flat 82 deg undct m/s 18-8 304 | 1000 |
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| RCFast | AZ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/8 | 4-40x5/8 phil pan m/s 18-8 304 304ss MS51957-18 | 1000 |
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| RCFast | AZ | Machine Screw | Steel | Cadmium/Yellow | #4-40 x 1/4 | MS35206-213 | 650 |
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| RCFast | AZ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 5/8 | 304ss MS51957-31 | 500 |
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| YANKEE | NH | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 phillips flat head machine screw type-25 thread cutting machine screw zinc plated steel | 1620 |
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| YANKEE | NH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1 3/8 | 4-40 x 1-3/8 slotted pan head machine screw 18-8 stainless steel | 630 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | M2.5-0.45 x 6 | m2.5-.45 x 6 p-flat m/s stl znc | 500 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | M2-0.40 x 5 | m2-.4 x 5 p-flat m/s stl znc | 1000 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | M3.5-0.60 x 10 | m3.5-.6 x 10 p-flat m/s stl znc | 200 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | M3-0.50 x 4 | m3-.5 x 4 p-pan m/s stl znc | 985 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | M3-0.50 x 50 | m3-.5 x 50 p-pan mach screw stl znc | 100 |
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| Ababa | CA | Machine Screw | Nylon (Polyamide) | Plain | M3-0.50 x 6 | m3-.5 x 6 p-flat m/scr nylon | | 700 |
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| Ababa | CA | Machine Screw | Steel | Black Oxide | M3-0.50 x 8 | m3-.5 x 8 p-flat m/s stl blk ox wax | 200 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | M4-0.70 x 14 | m4-.7 x 14 phil-pan mach screw s/s | 300 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | M4-0.70 x 50 | m4-.7 x 50 p-pan m/s s/s | 12 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | M5-0.80 x 25 | m5-.8 x 25 s-pan m/s stl znc | 100 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | M5-0.80 x 60 | m5-.8 x 60 p-flat m/scr s/s | | 150 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | M8-1.25 x 30 | m8-1.25 x 30 p-pan m/s stl znc | 65 |
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| Ababa | CA | Machine Screw | Steel | Plain | #12-28 x 2 | 12-28 x 2 m/screw w/nyloc light adj. assembly (2/pk) | 3 |
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| Ababa | CA | Machine Screw | Steel | Plain | quill 2 dia loose leaf binder rings | 134 |
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| Ababa | CA | Machine Screw | Plain | metric tri-gauge combo tool | 1 |
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| Ababa | CA | Machine Screw | Brass | Plain | #0-80 x 7/32 | 0-80 x 7/32 s-fill m/s brass | | 477 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 1 | 10-24 x 1 p-flat m/s type-f 400 s/s | 550 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 1 1/4 | 10-24 x 1 1/4 p-truss m/s s/s | 250 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 3 1/2 | 10-24 x 3 1/2 p-pan mach screw s/s | 125 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 3/8 | 10-24 x 3/8 p-flat m/s u/cut s/s | 96 |
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| Express | CA | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 3 | 5/16-18x3 truss head combo machineine screw zinc | 4080 |
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| Express | CA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 3/4 | 1/4-20x3/4 truss head combo machine screw zinc | 2000 |
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| Express | CA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 | 1/4-20x1 truss head combo machine screw zinc | 6100 |
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| Express | CA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 3 | 1/4-20x3 truss head combo machine screw zinc | 1000 |
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| Express | CA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 4 | 1/4-20x4 truss head combo machine screw zinc | 700 |
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| Express | CA | Machine Screw | Steel | Zinc/Clear | #8-32 x 3 | 8-32x3 truss head combo machine screw zinc | 2500 |
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| Express | CA | Machine Screw | Steel | Zinc/Clear | #10-24 x 5/8 | 10-24x5/8 truss head combo machine screw zinc | 2000 |
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| Express | CA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 2 | 1/4-20x2 truss head combo machine screw zinc | 508 |
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| Express | CA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 2 | 1/4-20x2 truss head combo machine screw zinc | 1600 |
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| Express | CA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 3 1/2 | 1/4-20x3-1/2 truss head combo machineine screw zinc | 800 |
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| Express | CA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 4 | 1/4-20x4 truss head combo machineine screw zinc | 1400 |
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| Express | CA | Machine Screw | Steel | Zinc/Clear | #10-32 x 3/4 | 10-32x3/4 truss head phil machine screw zinc | 2500 |
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| Express | CA | Machine Screw | Steel | Black Oxide | #10-32 x 3/4 | 10-32x3/4 truss head phil machine screw black oxide | 2500 |
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| Express | CA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1/2 | 1/4-20x1/2 truss head phil machine screw zinc | 3685 |
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| Express | CA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 3/4 | 1/4-20x3/4 truss head phil machine screw zinc | 10522 |
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| Express | CA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 1/4 | 1/4-20x1-1/4 truss head phil machine screw zinc | 3500 |
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| Express | CA | Machine Screw | Steel | Black Oxide | 1/4-20 x 1 1/2 | 1/4-20x1-1/2 truss head phil machine screw black oxide | 497 |
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| Express | CA | Machine Screw | Steel | Plain | 1/4-20 x 2 | 1/4-20x2 truss head phil machine screw | 1000 |
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| Express | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 1 | 8-32x1 truss head phil machine screw 18-8 304 steel | 2245 |
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| Express | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 1/2 | 10-24x1/2 truss phil machine screw 18-8 304 steel | 891 |
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| RCFast | AZ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | M3 x 8 | phil flat m/s a2 18-8 304 | 2100 |
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| American | NY | Machine Screw | Steel | Zinc/Clear | M3-0.50 x 20 | phil pan m/s pl | 8250 |
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| B & K FAST | PA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 2 1/2 | 1/4-20 x 2 1/2 phil truss mach screws 18-8 ss b18.6.3 | 450 |
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| B & K FAST | PA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10 x 7/8 | #10x7/8 phil oval s m s 18-8 s/s b18.6.3 | 1000 |
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| TSF | TX | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 1/4 | machine screw phil flat countersunk 100 degree | 800 |
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