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3/8 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.
158 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 | ||||||||
| GLF | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1 | 3/8-16x1 phil oval m/s 18-8 s/s b18.6.3 () () () | 39 |
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| GLF | OH | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 1 | 3/8-16x1 phil flat m/s stl zc b18.6.3 () () () | 37 |
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| GLF | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1/2 | 3/8-16x1/2 phil truss m/s 18-8 s/s b18.6.3 () () () | 113 |
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| GLF | OH | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 1 1/4 | 3/8-16x1-1/4 phil pan m/s stl zc b18.6.3 () () () | 685 |
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| GLF | OH | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 3/4 | 3/8-16x3/4 slotted flat m/s stl zc b18.6.3 () () () | 100 |
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| GLF | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1/2 | 3/8-16x1/2 phil flat m/s 18-8 s/s b18.6.3 () () () | 90 |
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| GLF | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 2 | 3/8-16x2 phil oval m/s 18-8 s/s b18.6.3 () () () | 30 |
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| GLF | OH | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 1 1/2 | 3/8-16x1-1/2 slotted truss m/s stl zc b18.6.3 () () () | 315 |
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| GLF | OH | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 1 1/2 | 3/8-16x1-1/2 round head-combo drive-machine screw-zinc rohs-cr3 b18.6.3 () () () | 550 |
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| GLF | OH | Machine Screw | Steel | Plain | 3/8-16 x 1 | 3/8-16x1 round combo-machine screw- b18.6.3 () () () | 900 |
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| GLF | OH | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 2 | 3/8-16x2 round head-combo drive-machine screw-zinc rohs-cr3 b18.6.3 () () () | 500 |
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| GLF | OH | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 1 1/2 | 3/8-16x1-1/2 phillips-flat head-machine screw-zinc-cr3 b18.6.3 () () () | 100 |
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| GLF | OH | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 1/2 | 3/8-16x1/2 slotted flat undercut m/s stl zc b18.6.3 () () () | 465 |
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| GLF | OH | Machine Screw | Steel | Plain | 3/8-24 x 1 1/2 | 3/8-24 x 1-1/2 phillips pan machine screw cad MS35207-313 b18.6.3 () () () | 130 |
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| Ababa | CA | Machine Screw | Steel | Plain | 3/8-16 x 1 1/2 | 3/8-16 x 1-1/2 screw adjustable round split die b18.6.3 | 1 |
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| Ababa | CA | Machine Screw | Steel | Plain | 3/8 | 3/8 countersink 82 deg b18.6.3 | 3 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1 | 3/8-16 x 1 p-flat m/s s/s b18.6.3 | 181 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 1 | 3/8-16 x 1 p-flat m/s stl znc b18.6.3 | 150 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 1 | 3/8-16 x 1 u-hwh m/s type-f hrd stl znc b18.6.3 | 670 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1 1/4 | 3/8-16 x 1 1/4 p-flat m/s s/s b18.6.3 | 250 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 1 1/4 | 3/8-16 x 1 1/4 s-hwh m/s type-f hrd stl znc b18.6.3 | 579 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 1 1/4 | 3/8-16 x 1 1/4 u-hwh m/s type-f hrd stl znc b18.6.3 | 81 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1 1/2 | 3/8-16 x 1 1/2 s-pan m/s s/s b18.6.3 | 50 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 1 1/2 | 3/8-16 x 1 1/2 s-hwh m/s type-f hrd stl znc b18.6.3 | 15 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1/2 | 3/8-16 x 1/2 p-pan m-scr s/s b18.6.3 | 104 |
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| Ababa | CA | Machine Screw | Nylon (Polyamide) | Plain | 3/8-16 x 1/2 | 3/8-16 x 1/2 s-fill m/s nylon b18.6.3 | 475 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 3/4 | 3/8-16 x 3/4 p-flat m/s stl znc b18.6.3 | 390 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 2 | 3/8-16 x 2 p-flat m/s s/s b18.6.3 | 16 |
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| Ababa | CA | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 2 1/2 | 3/8-16 x 2 1/2 u-hwh m/s type-f hrd stl znc b18.6.3 | 36 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 3 1/2 | 3/8-16 x 3 1/2 p-flat m/s s/s b18.6.3 | 20 |
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| Ababa | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 3 1/2 | 3/8-16 x 3 1/2 phil pan machine screw s/s 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 | 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 | Plain | 3/8 | 3/8 countersink 82 deg b18.6.3 | 1 |
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| SII | IN | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 3 1/2 | 3/8-16 x 3-1/2 zinc flat head machine screw) b18.6.3 | 375 |
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| SII | IN | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 1 1/2 | 3/8-16 x 1-1/2 phillips pan head zinc plated machine screw) b18.6.3 | 325 |
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| SII | IN | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 2 | 3/8-16x2 (ft) machine screw pan head philips zinc cr+ b18.6.3 | 400 |
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| QFC | TX | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 6 | 3/8-16x6 phil flat ms zinc b18.6.3 | 158 |
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| QFC | TX | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 1 | 3/8-16x1 slotted hwh m/s type-f zinc b18.6.3 | 237 |
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| QFC | TX | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 1 1/2 | 3/8-16x1 1/2 hwh slotted m/s type-f zinc b18.6.3 | 459 |
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| QFC | TX | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 1 1/2 | 3/8-16x1 1/2 hwh m/s serrated zinc b18.6.3 | 200 |
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| QFC | TX | Machine Screw | Steel | Zinc/Yellow | 3/8-16 x 1 3/4 | 3/8-16x1 3/4 slotted flat m/s zinc yellow b18.6.3 | 597 |
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| QFC | TX | Machine Screw | Steel | Zinc/Yellow | 3/8-16 x 2 1/4 | 3/8-16x2 1/4 slotted flat m/s zinc yellow b18.6.3 | 308 |
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| QFC | TX | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 2 3/4 | 3/8-16x2 3/4 hwh m/s serrated zinc b18.6.3 | 200 |
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| QFC | TX | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 3/4 | 3/8-16x3/4 slotted round m/s zinc b18.6.3 | 800 |
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| QFC | TX | Machine Screw | Nylon (Polyamide) | Plain | 3/8-16 x 1 1/2 | 3/8-16x1 1/2 slotted round m/s nylon b18.6.3 | 243 |
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| QFC | TX | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1/2 | 3/8-16x1/2 slotted round m/s 18-8 b18.6.3 | 86 |
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| QFC | TX | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 3/4 | 3/8-16x3/4 slotted round m/s 18-8 b18.6.3 | 50 |
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| QFC | TX | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1 1/2 | 3/8-16x1 1/2 phil round m/s 18-8 b18.6.3 | 280 |
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| B & K FAST | PA | Machine Screw | Aluminum | Plain | 3/8-16 x 2 | 3/8-16 x 2 slotted flat machine screws alum b18.6.3 | 3 |
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| B & K FAST | PA | Machine Screw | Brass | Plain | 3/8-16 x 1 1/4 | 3/8-16 x 1 1/4 slotted flat machine screws brass b18.6.3 | 2 |
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| B & K FAST | PA | Machine Screw | Brass | Plain | 3/8-16 x 1 3/4 | 3/8-16 x 1 3/4 slotted flat machine screws brass b18.6.3 | 1 |
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| B & K FAST | PA | Machine Screw | Brass | Plain | 3/8-16 x 2 | 3/8-16 x 2 slotted flat machine screws brass b18.6.3 | 1 |
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| B & K FAST | PA | Machine Screw | Brass | Plain | 3/8-16 x 3/4 | 3/8-16 x 3/4 slotted flat machine screws brass b18.6.3 | 56 |
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| B & K FAST | PA | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 1 | 3/8-16 x 1 phil flat machine screws zinc b18.6.3 | 1702 |
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| B & K FAST | PA | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 1 1/4 | 3/8-16 x 1 1/4 phil flat machine screws zinc b18.6.3 | 728 |
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| B & K FAST | PA | Machine Screw | Steel | Galvanized | 3/8-16 x 1 1/2 | 3/8-16 x 1 1/2 phil flat machine screws galv b18.6.3 | 6 |
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| B & K FAST | PA | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 3/4 | 3/8-16 x 3/4 slotted flat machine screws zinc b18.6.3 | 26 |
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| B & K FAST | PA | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 5 | 3/8-16 x 5 slotted flat machine screws zinc b18.6.3 | 102 |
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| B & K FAST | PA | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 6 | 3/8-16 x 6 combo round machine screws zinc b18.6.3 | 48 |
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| B & K FAST | PA | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 3/4 | 3/8-16 x 3/4 slotted round machine screws zinc b18.6.3 | 1314 |
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| B & K FAST | PA | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 2 1/4 | 3/8-16 x 2 1/4 phil truss machine screws zinc b18.6.3 | 188 |
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| B & K FAST | PA | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 1 1/2 | 3/8-16 x 1 1/2 slotted truss machine screws zinc b18.6.3 | 800 |
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| B & K FAST | PA | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 2 | 3/8-16 x 2 slotted truss machine screws zinc b18.6.3 | 700 |
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| B & K FAST | PA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 5/8 | 3/8-16 x 5/8 phil flat machine screw stainless b18.6.3 | 49 |
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| B & K FAST | PA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1 1/4 | 3/8-16 x 1 1/4 phil flat machine screws ss b18.6.3 | 50 |
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| B & K FAST | PA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 5/8 | 3/8-16 x 5/8 slotted flat machine screw 18-8 s/s b18.6.3 | 289 |
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| B & K FAST | PA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 3/4 | 3/8-16 x 3/4 slotted flat machine screws 18-8 ss b18.6.3 | 38 |
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| B & K FAST | PA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1 1/2 | 3/8-16 x 1 1/2 slotted flat machine screw 18-8 ss b18.6.3 | 725 |
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| JET FITTING | CA | Machine Screw | Brass | Plain | 3/8-16 x 1/2 | machine screw round slotted 3/816x1/2 brass b18.6.3 | 570 |
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| JET FITTING | CA | Machine Screw | Brass | Cadmium | 3/8-16 x 1/2 | machine screw round slotted 3/816x1/2 brass cadmium b18.6.3 | 400 |
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| JET FITTING | CA | Machine Screw | Brass | Cadmium | 3/8-16 x 3/4 | machine screw round slotted 3/816x3/4 brass cadmium b18.6.3 | 431 |
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| JET FITTING | CA | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 1 | machine screw flat82 slotted 3/816x1 steel zinc b18.6.3 | 69 |
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| JET FITTING | CA | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 1 1/4 | machine screw flat82 slotted 3/816x1-1/4 steel zinc b18.6.3 | 350 |
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| JET FITTING | CA | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 1 1/2 | machine screw flat82 slotted 3/816x1-1/2 steel zinc b18.6.3 | 68 |
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| JET FITTING | CA | Machine Screw | Brass | Cadmium | 3/8-16 x 1 1/2 | machine screw round slotted 3/816x1-1/2 brass cadmium b18.6.3 | 650 |
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| JET FITTING | CA | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 1 3/4 | machine screw pan phillips 3/816x1-3/4 steel zinc b18.6.3 | 220 |
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| JET FITTING | CA | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 2 | machine screw pan phillips 3/8-16x2 steel zinc b18.6.3 | 60 |
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| JET FITTING | CA | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 2 | machine screw round slotted 3/816x2 steel zinc b18.6.3 | 110 |
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| JET FITTING | CA | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 3/4 | 3/8-16x3/4 machine screws slotted flat steel zinc b18.6.3 | 50 |
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| JET FITTING | CA | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 3/4 | 3/8-16x3/4 machine screws slotted truss steel zinc b18.6.3 | 350 |
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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 | Steel | Zinc/Clear | 3/8-16 x 4 1/2 | 3/8-16x4 1/2 (ft) flat head phil screws machine screws machine screw flat head phillips zinc cr+3 (inch) b18.6.3 | 150 |
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| JET FITTING | CA | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 3/4 | machine screw round slotted 3/816x3/4 steel zinc b18.6.3 | 115 |
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| JET FITTING | CA | Machine Screw | Steel | Zinc/Yellow | 3/8-16 x 1 | machine screw round phillips 3/816x1 steel zinc yellow b18.6.3 | 300 |
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| JET FITTING | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1 1/2 | machine screw pan slotted 3/816x1-1/2 stainless steel b18.6.3 | 900 |
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| JET FITTING | CA | Machine Screw | Brass | Plain | 3/8-16 x 1 1/2 | machine screw round slotted 3/816x1-1/2 brass b18.6.3 | 70 |
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| JET FITTING | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 3 | machine screw flat82 phillips 3/816x3 stainless steel b18.6.3 | 38 |
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| JET FITTING | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-24 x 3 | machine screw pan slotted 3/824x3 stainless steel b18.6.3 | 267 |
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| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 2 1/2 | slotted round m/s b18.6.3 | 6,704 |
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| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 3/4 | slotted round m/s b18.6.3 | 1,800 |
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| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 3 | slotted round m/s b18.6.3 | 1,455 |
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| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 1/2 | slotted round m/s b18.6.3 | 1,270 |
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| THRDFAST | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 2 | 18-8 ss slotted pan m/s b18.6.3 | 1,074 |
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| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 2 | slotted round m/s b18.6.3 | 796 |
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| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 1/2 | phil flat m/s b18.6.3 | 717 |
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| THRDFAST | FL | Machine Screw | Brass | Plain | 3/8-16 x 2 | slotted round m/s b18.6.3 | 529 |
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| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 1 1/4 | slotted round m/s b18.6.3 | 476 |
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| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 1 1/4 | slotted truss m/s b18.6.3 | 450 |
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| THRDFAST | FL | Machine Screw | Steel | Plain | 3/8-16 x 3/4 | nyoln slotted round m/s b18.6.3 | 300 |
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| THRDFAST | FL | Machine Screw | Nylon (Polyamide) | Plain | 3/8-16 x 1 | slotted round m/s b18.6.3 | 292 |
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| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 1 | slotted flat m/s b18.6.3 | 290 |
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| THRDFAST | FL | Machine Screw | Brass | Plain | 3/8-16 x 1/2 | slotted flat m/s b18.6.3 | 203 |
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| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 3/4 | slotted truss m/s b18.6.3 | 192 |
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| THRDFAST | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 3/4 | 18-8 ss slotted round m/s b18.6.3 | 176 |
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| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 3 1/2 | slotted flat m/s b18.6.3 | 165 |
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| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | 3/8-16 x 3 | phil flat m/s b18.6.3 | 121 |
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| THRDFAST | FL | Machine Screw | Brass | Plain | 3/8-16 x 3/4 | slotted round m/s b18.6.3 | 121 |
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| THRDFAST | FL | Machine Screw | Brass | Plain | 3/8-16 x 1 1/4 | slotted round m/s b18.6.3 | 100 |
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| QFS | MI | Machine Screw | Brass | Plain | 3/8-16 x 1 1/4 | slotted flat head b18.6.3 | 119 |
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| QFS | MI | Machine Screw | Brass | Plain | 3/8-16 x 1 1/2 | slotted flat head b18.6.3 | 150 |
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| QFS | MI | Machine Screw | Brass | Plain | 3/8-16 x 1 3/4 | slotted flat head b18.6.3 | 64 |
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| QFS | MI | Machine Screw | Brass | Plain | 3/8-16 x 3 | slotted flat head b18.6.3 | 30 |
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| QFS | MI | Machine Screw | Brass | Plain | 3/8-16 x 2 1/2 | slotted flat head b18.6.3 | 127 |
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| QFS | MI | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1 | slotted flat head (18-8) b18.6.3 | stock |
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