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 | ||||||||
|---|---|---|---|---|---|---|---|---|
| Supplier | Loc | Type | Material | Finish | Size | Description | Qty | |
| ISSCO | MO | Machine Screw | Steel | Zinc/Clear | 1-72 x 1/2 | slotted round head | 3700 |
|
| ISSCO | MO | Machine Screw | Brass | Plain / Furnace Black | 6-32 x 3/16 | slotted round head | 2100 |
|
| ISSCO | MO | Machine Screw | Steel | Zinc/Clear | 6-32 x 3/16 | phillips oval | 6150 |
|
| ISSCO | MO | Machine Screw | Steel | Zinc/Clear | 6-32 x 1 1/4 | pan phillips | 21100 |
|
| Buy Machine Screws from one of our FCH Network Members | ||||||||
| Cal Fastenrs | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | ms-15795-808(.219 x .438 x .049)s.s f/w ms f/w | ms f/w | ms f/w | 3,864 |
| |
| Cal Fastenrs | CA | Machine Screw | Steel | Cadmium | #10-32 x 3/8 | 10-32 x 3/8 phillips flat 100 deg steel cad pltd ms-24693-s270 | ms-24693-s270 | ms-24693-s270 | 1,300 |
|
| Cal Fastenrs | CA | Machine Screw | Steel | Plain / Furnace Black | #10-32 x 3/4 | 10-32 x 3/4 phillips flat 100 degree m/s cad plated ms24693-s274 | ms24693-s274 | ms24693-s274 | 1,400 |
|
| Cal Fastenrs | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | #6-32 x 1 1/4 | ms-24693-c34 #6-32 x 1 1/4 phillips flat 100deg ss m/s ms-24693-c34 | ms-24693-c34 | ms-24693-c34 | 1,500 |
|
| Cal Fastenrs | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | ms-24693-c4 (4-40 x 3/8 phillips flat 100deg s.s) | 4,000 |
| |
| Cal Fastenrs | CA | Machine Screw | Steel | Cadmium | #6-32 x 5/16 | 6-32 x 5/16 phillips pan steel cad pltd ms-35206-227 | ms-35206-227 | ms-35206-227 | 2,300 |
|
| Cal Fastenrs | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | #6-32 x 1/2 | ms35275-230 6-32 x 1/2 slotted fill m/s drilled hd stainless steel ms35275-230 mmc# 90350a225 | ms35275-230 mmc# 90350a225 | ms35275-230 mmc# 90350a225 | 360 |
|
| Cal Fastenrs | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | #4-40 x 1/2 | ms35275-217 4-40 x 1/2 slotted fill m/s stainless drilled head ms35275-217 4c50msi3/dh | ms35275-217 4c50msi3/dh | ms35275-217 4c50msi3/dh | 400 |
|
| Cal Fastenrs | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | #8-32 x 5/8 | ms51957-46 8-32 x 5/8 phillips pan head m/s-stainless ms51957-46-dfars compliant | ms51957-46-dfars compliant | ms51957-46-dfars compliant | 800 |
|
| Cal Fastenrs | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | #6-32 x 1/2 | 6-32 x 1/2 phillip pan m/s stainless steel ms51957-30 | ms51957-30 | ms51957-30 | 400 |
|
| Cal Fastenrs | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | #4-40 x 5/8 | ms-51957-18 4-40x5/8 phillips pan ms-stainless steel ms-51957-18 | ms-51957-18 | ms-51957-18 | 1,540 |
|
| Cal Fastenrs | CA | Machine Screw | Steel | Cadmium/Yellow | #8-32 x 7/8 | ms35206-248 8-32 x 7/8 phillips pan m/s cad plated ms35206-248 | ms35206-248 | ms35206-248 | 1,700 |
|
| Cal Fastenrs | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | #2-56 x 7/16 | ms-51957-6 2-56x7/16 ph pan m/s-stainless steel ms-51957-6 | ms-51957-6 | ms-51957-6 | 1,900 |
|
| Cal Fastenrs | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | ms-51958-60 10-32 x 5/16phillips pan ms stainless ms-51958-60 | ms-51958-60 | ms-51958-60 | 480 |
| |
| Cal Fastenrs | CA | Machine Screw | Steel | Cadmium/Yellow | #8-32 x 7/16 | ms35206-244 8-32 x 7/16 phillips pan head m/s-steel/cad plate m235206-244 | m235206-244 | m235206-244 | 5,100 |
|
| Cal Fastenrs | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | #10-32 x 1/4 | 10-32 x 1/4 phil pan m/s stainless phillips pan ms | phillips pan ms | phillips pan ms | 800 |
|
| Cal Fastenrs | CA | Machine Screw | Brass | Plain / Furnace Black | #10-32 x 3/4 | 10-32 x 3/4 phillips pan m/s brass phillips pan ms | phillips pan ms | phillips pan ms | 1,000 |
|
| Cal Fastenrs | CA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 1 1/2 | 1/4-20 x 1 1/2 phil pan m/s plated phillips pan ms | phillips pan ms | phillips pan ms | 7,500 |
|
| Cal Fastenrs | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | #2-56 x 3/16 | 2-56 x 3/16 ph 100 deg flat hd ss black oxide | 3,464 |
|
| Cal Fastenrs | CA | Machine Screw | Steel | Zinc/Clear | #2-56 x 3/16 | 2-56 x 3/16 slottedpan m/s steel zinc trivalent slotted pan | slotted pan | slotted pan | 2,422 |
|
| QFC | TX | Machine Screw | Steel | Zinc/Clear | M3-0.50 x 12 | m3-.5 x 12 phillips flat m/s zinc | 5452 |
|
| QFC | TX | Machine Screw | Steel | Plain / Furnace Black | M3-0.50 x 32 | m3-.5 x 32 phillips flat 100 deg machine | 13240 |
|
| QFC | TX | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | M3-0.50 x 10 | m3-.5 x 10 phillips flat m/s ss | 105 |
|
| QFC | TX | Machine Screw | Steel | Zinc/Clear | M2.5 x 12 | m2.5 x 12 ind hex m/s zinc | 25137 |
|
| QFC | TX | Machine Screw | 316, 317, A4 Stainless | Plain / Furnace Black | M3 x 10 | m3 x 10 phil pan m/s a4 | 100 |
|
| QFC | TX | Machine Screw | Steel | Zinc/Clear | M3-0.50 x 10 | m3-.5 x 10 phil pan m/s zinc | 1500 |
|
| QFC | TX | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | M3-0.50 x 5 | m3-.5 x 5mm philip pan head m/s a2 stainless | 8560 |
|
| QFC | TX | Machine Screw | Steel | Plain / Furnace Black | M3-0.50 x 32 | m3-.5 x 32 phillips flat 100 deg machine | 39500 |
|
| QFC | TX | Machine Screw | Nylon (Polyamide) | Plain / Furnace Black | M3-0.50 x 5 | m3-.5 x 5 slotted flat m/s nylon | 2330 |
|
| QFC | TX | Machine Screw | Steel | Zinc/Clear | M3-0.50 x 5 | m3-.5 x 5 phil pan m/s trivalent clear | 156 |
|
| QFC | TX | Machine Screw | Nylon (Polyamide) | Plain / Furnace Black | M3-0.50 x 4 | m3-.5 x 4 phil fillister m/s nylon | 2250 |
|
| QFC | TX | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | M3 x 6 | m3x6 m/s phil flat ss | 1400 |
|
| QFC | TX | Machine Screw | Steel | Zinc/Clear | M3-0.50 x 4 | m3-.5 x 4 phil flat m/s trivalent clear | 8960 |
|
| QFC | TX | Machine Screw | 316, 317, A4 Stainless | Plain / Furnace Black | M3-0.50 x 6 | m3-.5 x 6 flat pozi machine screw a4 s.s | 5000 |
|
| QFC | TX | Machine Screw | Steel | Zinc/Black | M3-0.50 x 6 | m3-.5 x 6 phil flat m/s trivalent black | 1500 |
|
| QFC | TX | Machine Screw | Steel | Zinc/Clear | M3-0.50 x 8 | m3-.5 x 8 phil flat m/s zinc | 4000 |
|
| QFC | TX | Machine Screw | Steel | Plain / Furnace Black | M3-0.50 x 8 | m3-.5 x 8 pozi pan machine screw steel | 1000 |
|
| QFC | TX | Machine Screw | Nylon (Polyamide) | Plain / Furnace Black | M3-0.50 x 8 | m3-.5 x 8 phil pan m/s nylon | 8600 |
|
| QFC | TX | Machine Screw | Steel | Zinc/Clear | M3-0.50 x 6 | m3-.5 x 6mm phillips pan head machine screw trivalent zinc | 1065 |
|
| QFC | TX | Machine Screw | Steel | Zinc/Black | M3-0.50 x 6 | m3-.5 x 6 phil flat m/s black zinc | 2 |
|
| Cal Fastenrs | CA | Machine Screw | Steel | Zinc/Clear | #10-32 x 4 | 10-32 x 4 phillips pan m/s plated ph pan ms | ph pan ms | ph pan ms | 400 |
|
| Cal Fastenrs | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | M3-.5-0.50 x 6 | m3-.5 x 6 phillips flat head m/s s.s.black oxide phillips flat m/s | phillips flat m/s | phillips flat m/s | 5,000 |
|
| Cal Fastenrs | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | #4-40 x 3/16 | 4-40 x 3/16 slottedbinder m/s stainless sl bn ms | sl bn ms | sl bn ms | 5,000 |
|
| Cal Fastenrs | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | #1-72 x 1/4 | 1-72 x 1/4 slotted fillister hd ss | 3,560 |
|
| Parker | AZ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | #4-40 x .812 | 4-40x.812 button head mach screw-asme b18.6.3 .812 thread 18-8 s/s 302hq seam free-aerospace grade plain made in u.s.a. | 600 |
|
| Parker | AZ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | #6-32 x 5/16 | 6-32x5/16 oval head 302hq s made in u.s.a. | 395 |
|
| Parker | AZ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | #6-32 x .406 | 6-32x.406 pan head mach screw-asme b18.6.3 .406 thread astm f837 (2013e1) aly gp 1 cond cw1 302hq 18-8 304 passivate per asme code aesf5c138406dr4ln1 made in u.s.a. | 900 |
|
| Parker | AZ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | #6-32 x 3/8 | 6-32x.375 pan head mach screw-asme b18.6.3 .375 thread 18-8 s/s 304l anld passivate per aesf5-c-138-375-ej7-ln-1 made in u.s.a. | 1500 |
|
| Parker | AZ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | #6-32 x .406 | 6-32x.406 pan head mach screw-asme b18.6.3 .406 thread astm f837 (2013e1) aly gp 1 cond cw1 302hq 18-8 304 passivate per asme code aesf5c138406dr4ln1 made in u.s.a. | 550 |
|
| Parker | AZ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | #6-32 x .406 | 6-32x.406 pan head mach screw-asme b18.6.3 .406 thread astm f837 (2013e1) aly gp 1 cond cw1 302hq 18-8 304 passivate per asme code aesf5c138406dr4ln1 made in u.s.a. | 319 |
|
| Parker | AZ | Machine Screw | Steel | Passivated | #6-32 x 1/2 | 6-32x1/2 pan head cross recess asme b18.6.3 304l passivate per aesf5-c-138-500-ej7-ln-1 made in u.s.a. | 4650 |
|
| Parker | AZ | Machine Screw | 316, 317, A4 Stainless | Plain / Furnace Black | #10-32 x 7/16 | 10-32x7/16 flat head machine screw cross recess 316 s/s plain finish made in u.s.a. | 1100 |
|
| Parker | AZ | Machine Screw | Superalloy (Inconel, Hastelloy, Alloy 20) | Passivated | #10-32 x 1/2 | 10-32 x 1/2 pan head mach 6-lobe screw-asme b18.6.3.5 thread a286 hardened ca1-passivate w/precote 85 per nas5317e3-8 made in u.s.a. | 500 |
|
| Parker | AZ | Machine Screw | Steel | Passivated | #6-32 x 1/2 | 6-32x1/2 pan head cross recess asme b18.6.3 304l passivate per aesf5-c-138-500-ej7-ln-1 made in u.s.a. | 9540 |
|
| Parker | AZ | Machine Screw | Steel | Passivated | #6-32 x 1/2 td> | 6-32x1/2 pan head cross recess asme b18.6.3 304l passivate per aesf5-c-138-500-ej7-ln-1 made in u.s.a. | 1245 |
|
| Parker | AZ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | M2.5-0.45 x 52.5 | M2.5-.45x52.5 pan head mach screw a2-50 18-8 304 302hq black oxide s/s cross type-1 recess made in u.s.a. | 150 |
|
| Parker | AZ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | #6-32 x 5/8 | 6-32x5/8 pan head mach screw-asme b18.6.3 .625 thread 18-8 s/s 304l anld passivate per aesf5-c-138-ej7-ln-1 made in u.s.a. | 5250 |
|
| Parker | AZ | Machine Screw | Superalloy (Inconel, Hastelloy, Alloy 20) | Passivated | M2-0.40 | M2-0.4x8 flat head machine screw 6.8 thread a286 super alloy passivate made in u.s.a. | 825 |
|
| Parker | AZ | Machine Screw | 316, 317, A4 Stainless | Passivated | M4-0.70 x 10 | M4-.7 x 10 metric cheese head mach screw offset cruciform fully threaded 316l s.s. passivate per na0271 made in u.s.a. | 5400 |
|
| Parker | AZ | Machine Screw | 316, 317, A4 Stainless | Passivated | M4-0.70 x 10 | M4-.7 x 10 metric cheese head mach screw offset cruciform fully threaded 316l s.s. passivate per na0271 made in u.s.a. | 500 |
|
| Parker | AZ | Machine Screw | Brass | Plain / Furnace Black | M4-0.70 x 9 | M4-0.7x9 pan head mach screw fully threaded cross recess brass plain made in u.s.a. | 670 |
|
| Parker | AZ | Machine Screw | Superalloy (Inconel, Hastelloy, Alloy 20) | Passivated | 1/4-28 x 3.816 | 1/4-28 x 3.816 flat head 100 deg machine screw 3.50 grip a286 passivate cruciform NAS1154E56 made in u.s.a. | 1144 |
|
| Parker | AZ | Machine Screw | Superalloy (Inconel, Hastelloy, Alloy 20) | Passivated | #4-40 x 5/8 | 4-40 x 5/16 flat head mach screw cross recess .263 thread a286 super alloy passivate per nas4003 made in u.s.a. | 30800 |
|
| Parker | AZ | Machine Screw | Superalloy (Inconel, Hastelloy, Alloy 20) | Passivated | 5/16-24 x 5/8 | 5/16-24 x 5/8 flat head 100 deg mach screw 0.375 thread a286 hardened passivate cross type-31 ovr recess per nas1155e4 made in u.s.a. | 370 |
|
Trademarks identified with products listed on this website are the property of their respective owners, not FastenersClearingHouse.com.

