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4 inch length Machine Screws (ASME B18. 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.
75 results, (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 | |
| Buy Machine Screws from one of our FCH Network Members | ||||||||
| Irwin Ind | Ont | Machine Screw | Steel | Zinc/Clear | #6-32 x 4 | 6-32 x 4 pan phillips machine screw steel clear zinc b18.6.3 | 550 |
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| GLF | OH | Machine Screw | Steel | Zinc/Clear | #6-32 x 4 | #6-32x4 phil pan m/s stl zc b18.6.3 () () () | 750 |
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| GLF | OH | Machine Screw | Steel | Black Oxide | #10-24 x 4 | 10-24x4 combo pan m/s stl blk ox b18.6.3 () () () | 3931 |
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| GLF | OH | Machine Screw | Steel | Zinc/Clear | #10-24 x 4 | #10-24x4 combo round m/s stl zc b18.6.3 () () () | 666 |
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| GLF | OH | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 4 | 1/4-20x4 phil round m/s stl zc b18.6.3 () () () | 200 |
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| GLF | OH | Machine Screw | Steel | Zinc/Clear | #10-24 x 4 | 10-24x4 combo pan m/s stl zc b18.6.3 () () () | 10617 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 4 | 10-24 x 4 p-flat m/s s/s b18.6.3 | 125 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | #10-24 x 4 | 10-24 x 4 p-flat m/s stl znc b18.6.3 | 1000 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 4 | 10-24 x 4 p-oval m/s s/s b18.6.3 | 83 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 4 | 10-24 x 4 phil-pan mach screw s/s b18.6.3 | 350 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | #10-24 x 4 | 10-24 x 4 p-pan m/s stl znc b18.6.3 | 862 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 4 | 10-32 x 4 p-pan mach screw s/s b18.6.3 | 125 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | #10-32 x 4 | 10-32 x 4 phil-pan mach screw stl znc b18.6.3 | 555 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 4 | 1/4-20 x 4 p-flat m/s s/s b18.6.3 | 25 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 4 | 1/4-20 x 4 p-flat m/s stl znc b18.6.3 | 550 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 4 | 1/4-20 x 4 p-pan m/s s/s b18.6.3 | 50 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 4 | 1/4-20 x 4 p-pan m/s stl znc b18.6.3 | 359 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 4 | 1/4-20 x 4 s-rnd m/s stl znc b18.6.3 | 300 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 4 | 5/16-18 x 4 s-rnd m/s stl znc b18.6.3 | 57 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 4 | 3/8-16 x 4 p-pan mach screw s/s b18.6.3 | 215 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 4 | 3/8-16 x 4 s-rnd m/s stl znc b18.6.3 | 200 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | #6-32 x 4 | 6-32 x 4 combo rd m/s stl znc b18.6.3 | 300 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | #6-32 x 4 | 6-32 x 4 s-rnd m/s stl znc b18.6.3 | 1500 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | #8-32 x 4 | 8-32 x 4 combo rd m/s stl znc b18.6.3 | 800 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 4 | 8-32 x 4 p-pan m-scr s/s b18.6.3 | 24 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | #8-32 x 4 | 8-32 x 4 phil-pan mach screw stl znc b18.6.3 | 168 |
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| ASMC | IL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #12-24 x 4 | #12-24x4 (ft) coarse machine screw phil pan hd ss18-8 b18.6.3 | 400 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 4 | 10-24 x 4 p-flat m/s s/s b18.6.3 | 75 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | #10-24 x 4 | 10-24 x 4 p-flat m/s stl znc b18.6.3 | 300 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 4 | 10-24 x 4 p-oval m/s s/s b18.6.3 | 25 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 4 | 10-24 x 4 phil-pan mach screw s/s b18.6.3 | 50 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | #10-24 x 4 | 10-24 x 4 p-pan m/s stl znc b18.6.3 | 300 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 4 | 1/4-20 x 4 p-flat m/s stl znc b18.6.3 | 200 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 4 | 1/4-20 x 4 p-pan m/s stl znc b18.6.3 | 50 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 4 | 3/8-16 x 4 p-pan mach screw s/s b18.6.3 | 20 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 4 | 8-32 x 4 p-pan m-scr s/s b18.6.3 | 50 |
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| SII | IN | Machine Screw | Steel | Zinc/Clear | #6-32 x 4 | #6-32 x 4 phillips drive pan head zinc finish steel machine screw b18.6.3 | 881 |
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| QFC | TX | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 4 | 1/4-20x4 phil pan m/s zinc b18.6.3 | 400 |
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| QFC | TX | Machine Screw | Steel | Zinc/Clear | #10-24 x 4 | 10-24x4 round mach screw zinc b18.6.3 | 568 |
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| QFC | TX | Machine Screw | Steel | Zinc/Clear | #6-32 x 4 | 6-32x4 phil flat m/s zinc b18.6.3 | 452 |
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| B & K FAST | PA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 4 | 1/4-20 x 4 phil flat machine screws zinc b18.6.3 | 667 |
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| B & K FAST | PA | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 4 | 5/16-18 x 4 phil flat machine screws zinc b18.6.3 | 200 |
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| B & K FAST | PA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 4 | 1/4-20 x 4 slotted flat machine screws zinc b18.6.3 | 779 |
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| B & K FAST | PA | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 4 | 5/16-18 x 4 slotted flat machine screws zinc b18.6.3 | 189 |
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| B & K FAST | PA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 4 | 1/4-20 x 4 phil pan machine screws zinc b18.6.3 | 1614 |
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| B & K FAST | PA | Machine Screw | Steel | Plain | #8-32 x 4 | 8/32 x 4 slotted round machine screw pln b18.6.3 | 21 |
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| B & K FAST | PA | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 4 | 1/4-20 x 4 slotted round machine screws zinc b18.6.3 | 3879 |
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| B & K FAST | PA | Machine Screw | Steel | Zinc/Clear | #10-24 x 4 | 10/24 x 4 phil truss machine screws zinc b18.6.3 | 62 |
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| B & K FAST | PA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #14 x 4 | #14 x 4 slotted hwh s m s 18-8 stainless b18.6.3 | 494 |
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| B & K FAST | PA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10 x 4 | #10 x 4 phil pan s m s 18-8 stainless b18.6.3 | 42 |
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| B & K FAST | PA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 4 | 1/4-20 x 4 phil flat machine screws 18-8 ss b18.6.3 | 21 |
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| B & K FAST | PA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 4 | 1/4-20 x 4 slotted round machine screws 18-8 ss b18.6.3 | 303 |
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| JET FITTING | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Zinc/Clear | x 4 | machine screw round combo phillips/slotted 1/4-20x4 steel zinc plated b18.6.3 | 600 |
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| JET FITTING | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Zinc/Clear | x 4 | machine screw truss combo phillips/slotted 1/4-20x4 steel zinc plated b18.6.3 | 600 |
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| JET FITTING | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Zinc/Clear | 3/8-16 x 4 | 3/8-16x4 (ft) screws machine screws machine screw round head phillips/slotted combo zinc cr+3 (inch) b18.6.3 | 50 |
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| JET FITTING | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 4 | machine screw round slotted 1024x4 stainless steel b18.6.3 | 3600 |
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| JET FITTING | CA | Machine Screw | Steel | Zinc/Clear | #10-24 x 4 | machine screw round slotted 1024x4 steel zinc b18.6.3 | 700 |
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| JET FITTING | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-32 x 4 | machine screw hex indented 1032x4 stainless steel b18.6.3 | 25 |
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| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | #6-32 x 4 | slotted round m/s b18.6.3 | 762 |
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| THRDFAST | FL | Machine Screw | 316, 317, A4 Stainless | Plain | 1/4-20 x 4 | 316 ss slotted truss m/s b18.6.3 | 975 |
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| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | 1/4-20 x 4 | slotted round m/s b18.6.3 | 440 |
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| THRDFAST | FL | Machine Screw | Brass | Plain | 1/4-20 x 4 | slotted round m/s b18.6.3 | 97 |
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| THRDFAST | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #10-24 x 4 | 18-8 ss phil round m/s b18.6.3 | 48 |
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| THRDFAST | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 4 | 18-8 ss slotted round m/s b18.6.3 | 22 |
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| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | 1/2-13 x 4 | slotted flat m/s b18.6.3 | 20 |
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| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | #10-24 x 4 | phil pan m/s b18.6.3 | 20 |
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| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | 1/2-13 x 4 | slotted round m/s b18.6.3 | 13 |
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| THRDFAST | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 4 | 18-8 ss slotted round m/s b18.6.3 | 8 |
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| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 4 | slotted flat m/s b18.6.3 | 8 |
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| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | #6-32 x 4 | phil flat mach b18.6.3 | 2,200 |
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| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 4 | phil round m/s b18.6.3 | 365 |
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| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | #10-24 x 4 | slotted truss m/s b18.6.3 | 52 |
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