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5/16-18 Machine Screw Nut
Machine screw nuts are hex and square nuts available in much smaller sizes than regular finished hex nuts and are usually used with machine screws rather than machine bolts.
107 results, (click on any line for more information)
| Buy Machine Screw Nut from one of our FCH Network Partners | ||||||||
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| Supplier | Loc | Type | Material | Finish | Size | Description | Qty | |
| Zoro Tools Inc. | Machine Screw Nut | Steel | Zinc/Clear | 5/16-18 | 5/16-18 zinc plated finish carbon steel machine screw hex nuts 100 pk. |
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| Zoro Tools Inc. | Machine Screw Nut | Grade A | Zinc/Clear | 5/16-18 | 5/16-18 steel zinc plated finish machine screw square nut 100 pk. |
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| Buy Machine Screw Nut from one of our FCH Network Members | ||||||||
| UNEEDA | NJ | Machine Screw Nut | Brass | Plain | 5/16-18 | square m/s nut | 300 |
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| IRF | NJ | Machine Screw Nut | Steel | Plain | 5/16-18 | machine screw hex nut stl (chamfered bottom) | 6685 |
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| IRF | NJ | Machine Screw Nut | Steel | Plain | 5/16-18 | machine screw hex nut stl (chamfered bottom) | 6685 |
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| IRF | NJ | Machine Screw Nut | Steel | Zinc/Clear | 5/16-18 x 9/16 x 7/32 | hex machine screw nut stl nickel clear (chamfered bottom) | 15340 |
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| IRF | NJ | Machine Screw Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | square machine screw nut 18-8 s/s | 6514 |
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| IRF | NJ | Machine Screw Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | square machine screw nut 18-8 s/s | 6514 |
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| IRF | NJ | Machine Screw Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | square machine screw nut 18-8 s/s | 6514 |
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| IndexFast | CA | Machine Screw Nut | Steel | Zinc/Clear | 5/16-18 | rf 516240-214 regular type lock nut 5/16-24 steel/mechanical zinc | 1000 |
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| Global | CA | Machine Screw Nut | Steel | Zinc/Clear | 5/16-18 | machine screw nut i | 900 |
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| Global | CA | Machine Screw Nut | Nylon | Plain | 5/16-18 | machine screw nut | 230 |
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| Global | CA | Machine Screw Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | machine screw nut 18-8 ss | 430 |
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| YANKEE | NH | Machine Screw Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | 5/16-18 machine screw nut stainless steel | 165 |
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| ACF | CA | Machine Screw Nut | Steel | Zinc/Clear | 5/16-18 | 5/16-18 hex machine screw nut z/p rohs compliant | 95 |
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| ACF | CA | Machine Screw Nut | Brass | Nickel | 5/16-18 | 5/16-18 brass hex m/s nuts nickel pltd | 50 |
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| ACF | CA | Machine Screw Nut | Steel | Plain | 5/16-18 | 5/16-18 square m/s nut plain | 5 |
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| Hayes | CA | Machine Screw Nut | Steel | Zinc/Clear | 5/16-18 | 5/16-18 hex machine screw nut zinc | 1667 |
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| Hayes | CA | Machine Screw Nut | Aluminum | Plain | 5/16-18 | 5/16-18 hex machine screw nut alum | 16 |
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| QCS | OR | Machine Screw Nut | Steel | Zinc/Clear | 5/16-18 | 5/16-18 hex m/s nut zinc | 2764 |
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| QCS | OR | Machine Screw Nut | Steel | Zinc/Clear | 5/16-18 | 5/16-18 square m/s nut zinc | 100 |
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| SJS Prod | CA | Machine Screw Nut | Steel | Zinc/Clear | 5/16-18 x 1/2 | 5/16-18x1/2 af m/s hexnut zp |
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| SJS Prod | CA | Machine Screw Nut | Steel | Zinc/Yellow | 5/16-18 | hexnut machine screw 5/16-18 zy | 10000 |
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| SJS Prod | CA | Machine Screw Nut | Steel | Zinc/Clear | 5/16-18 | hexnut machine screw 5/16-18 zp rohs | 1000 |
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| VertexD | IL | Machine Screw Nut | Brass | Plain | 5/16-18 | 5/16-18 nc hex machinescr nut brass | 23520 |
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| VertexD | IL | Machine Screw Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | 5/16-18 nc hex machinescr nut 18-8 st/st | 37700 |
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| American | NY | Machine Screw Nut | Brass | Plain | 5/16-18 | machine screw nut | 797 |
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| American | NY | Machine Screw Nut | Steel | Nickel | 5/16-18 x 9/16 x 7/32 | 5/16-18 x 9/16 x 7/32 hex m/s nut pl | 500 |
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| American | NY | Machine Screw Nut | Steel | Plain | 5/16-18 x 7 1/2 | ind hex m/s 2 1/2 thr w nuts | 200 |
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| American | NY | Machine Screw Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 9/16 x 7/32 | 5/16-18 x 9/16 x 7/32 hex m/s nut 18-8 304 | 600 |
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| ZAL INDUS | CA | Machine Screw Nut | Steel | Zinc/Clear | 5/16-18 | 5/16-18 machine screw nut pltd | 5,000 |
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| ZAL INDUS | CA | Machine Screw Nut | Brass | Plain | 5/16-18 | 5/16-18 machine screw nut brass | 1,100 |
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| ZAL INDUS | CA | Machine Screw Nut | Steel | Plain | 5/16-18 | 5/16-18 machine screw nut | 1,250 |
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| General F | MI | Machine Screw Nut | Nylon | Plain | 5/16-18 | 5/16-18 nylon hex m/s nut b18.2.2 b18.6.3 | 3,000 |
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| ACCURATE | IL | Machine Screw Nut | Steel | Zinc/Clear | 5/16-18 | square ms nut | 5167 |
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| ACCURATE | IL | Machine Screw Nut | Steel | Plain | 5/16-18 | square ms nut | 50 |
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| Century | FL | Machine Screw Nut | Steel | Plain | 5/16-18 | 5/16-18 hex m/s nut | 9065 |
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| Century | FL | Machine Screw Nut | Steel | Plain | 5/16-18 | 5/16-18 hex m/s nut | 67 |
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| Century | FL | Machine Screw Nut | Steel | Plain | 5/16-18 | 5/16-18 hex m/s nut | 3 |
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| Century | FL | Machine Screw Nut | Steel | Plain | 5/16-18 | ms35649-2312 | 777 |
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| Century | FL | Machine Screw Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | ms35649-2314 | 853 |
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| Century | FL | Machine Screw Nut | Steel | Cadmium/Yellow | 5/16-18 | ms51967-5 | 2016 |
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| Century | FL | Machine Screw Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | ms51971-2 | 4723 |
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| Century | FL | Machine Screw Nut | Steel | Plain | 5/16-18 | ms51943-33 | 21 |
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| Purchase | MO | Machine Screw Nut | Steel | Zinc/Clear | 5/16-18 | 5/16-18 hex m/s nut stl zinc | 54590 |
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| ASMC | IL | Machine Screw Nut | Steel | Plain | 5/16-18 x 9/16 x 7/32 | coarse hex machine screw nut low carb b18.2.2 b18.6.3 | 51 |
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| ASMC | IL | Machine Screw Nut | Steel | Zinc/Clear | 5/16-18 x 9/16 x 7/32 | 5/16-18x9/16x7/32 coarse hex machine screw nut low carb zp clearance unc | 3,350 |
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| ASMC | IL | Machine Screw Nut | Steel | Zinc/Clear | 5/16-18 | coarse square machine screw nut low carb zp | 908 |
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| FTS | OH | Machine Screw Nut | Steel | Cadmium/Yellow | 5/16-18 | ms51967-5 nut | 329 |
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| Jackson | MS | Machine Screw Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | nc machine screw nut ss | 99 |
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| Jackson | MS | Machine Screw Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | nf machine screw nut ss | 100 |
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| Perigee | MI | Machine Screw Nut | Steel | Zinc/Clear | 5/16-18 x 7/16 x 7/32 | spcl hex machine screw nut b18.2.2 b18.6.3 | 197 |
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| Perigee | MI | Machine Screw Nut | Brass | Plain | 5/16-18 x 9/16 x 5/32 | hex machine screw nut b18.2.2 b18.6.3 | 265 |
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| Perigee | MI | Machine Screw Nut | Grade A | Cadmium | 5/16-18 x 9/16 x 17/64 | square nut ms27040-11 b18.2.2 b18.6.3 | 33 |
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| Perigee | MI | Machine Screw Nut | Grade A | Cadmium | 5/16-18 x 9/16 x 17/64 | square nut ms27040-11 b18.2.2 b18.6.3 | 54 |
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| Perigee | MI | Machine Screw Nut | Brass | Black Oxide | 5/16-18 x 9/16 x 7/32 | hex machine screw nut ms35649-2315b b18.2.2 b18.6.3 | 805 |
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| Perigee | MI | Machine Screw Nut | Grade A | Cadmium | 5/16-18 x 9/16 x 17/64 | square nut ms27040-11 b18.2.2 b18.6.3 | 1579 |
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| WDMB | IA | Machine Screw Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | nut sq ms sst (18 8) (pl) 5/16-18 | 3000 |
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| WDMB | IA | Machine Screw Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | nut sq ms sst (18 8) (pl) 5/16-18 | 3,000 |
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| ACF | CA | Machine Screw Nut | Steel | Zinc/Clear | 5/16-18 | 5/16-18 hex machine screw nut z/p rohs | 5997 |
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| ACF | CA | Machine Screw Nut | Steel | Zinc/Clear | 5/16-18 | 5/16-18 square m/s nut z/p rohs | 5585 |
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| MSBN | null | Machine Screw Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | Stainless steel with wax | 24612 |
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| Certified | IL | Machine Screw Nut | Steel | Plain | 5/16-18 | 5/16-18 square machine screw nut-zps. b18.2.2 b18.6.3 | 1,396 |
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| RCFast | AZ | Machine Screw Nut | Brass | Plain | 5/16-18 | hex machine screw nut | inquire |
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| RCFast | AZ | Machine Screw Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | 5/16-18 hex mach sc nut 18-8 304 (9/16x7/32) 304ss MS35649-2314 | inquire |
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| RCFast | AZ | Machine Screw Nut | Steel | Zinc/Clear | 5/16-18 | square machine screw nut stl cr+3 | inquire |
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| RCFast | AZ | Machine Screw Nut | Steel | Zinc/Clear | 5/16-18 | hex machine screw nut stl cr+3 (9/16x7/32) | inquire |
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| Century | FL | Machine Screw Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | ms16228-5c | 10 |
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| AIH | AZ | Machine Screw Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | 5/16-18 9/16x7/32 ss hex m/s nut 304ss MS35649-2314 | 100 |
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| Olander | CA | Machine Screw Nut | Steel | Plain | 5/16-18 | 5/16-18 mach hex nut ms stl cad 2 | 38 |
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| SIS | AZ | Machine Screw Nut | Steel | Zinc/Clear | 5/16-18 | hex mach scr nut plate | 4400 |
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| SIS | AZ | Machine Screw Nut | Steel | Plain | 5/16-18 | 5/16-18 non-locking nut cad ii MS35649-2312 | 400 |
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| Liberty | IL | Machine Screw Nut | Steel | Zinc/Clear | 5/16-18 | hex machine screw nut zinc | 1,700 |
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| Liberty | IL | Machine Screw Nut | Steel | Zinc/Yellow | 5/16-18 | square m/s nut & & | 1,087 |
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| Liberty | IL | Machine Screw Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | hex machine screw nut 18-8 s/s 18-8 s/s | 100 |
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| Liberty | IL | Machine Screw Nut | Steel | Zinc/Clear | 5/16-18 | square machine screw square nut rohsflat top and bottom | 400 |
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| Liberty | IL | Machine Screw Nut | Brass | Plain | 5/16-18 | hex machine screw nut | 30 |
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| ISSCO | MO | Machine Screw Nut | Grade 2 | Zinc/Clear | 5/16-18 | hex mach screw nut .562-.545 waf x.225-.208thk | 57400 |
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| SASCO | OR | Machine Screw Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | machine screw nut 18-8 sst | 500 |
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| AFI | FL | Machine Screw Nut | Brass | Plain | 5/16-18 | 5/16-18 hex ms nut brass | 1000 |
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| AFI | FL | Machine Screw Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | 5/16-18 hex ms nut ss | 1078 |
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| XL Screw | GA | Machine Screw Nut | Steel | Plain | 5/16-18 x 9/16 x 7/32 | hex ms nuts dc-dc | 3,500 |
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| XL Screw | GA | Machine Screw Nut | Steel | Zinc/Clear | 5/16-18 x 9/16 x 7/32 | hex ms nuts dc-dc zp | 3,500 |
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| ASMC | IL | Machine Screw Nut | Steel | Zinc/Clear | 5/16-18 x 7/16 x 7/32 | coarse hex machine screw nut low carb zp | 3,400 |
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| MasFasCorp | NV | Machine Screw Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | hex machine screw nut 18-8 s/s | inquire |
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| GLF | OH | Machine Screw Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | 5/16-18 (9/16x7/32) ss hex m/s nut 304ss MS35649-2314 | 232 |
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| GLF | OH | Machine Screw Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | hex m/s nut 18-8 s/s nut | 1905 |
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| GLF | OH | Machine Screw Nut | Steel | Zinc/Clear | 5/16-18 | hex m/s nut zc nut | 2805 |
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| GLF | OH | Machine Screw Nut | Aluminum | Plain | 5/16-18 | hex m/s nut alum nut | 44 |
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| SJS Prod | CA | Machine Screw Nut | Steel | Plain | 5/16-18 | machine screw hexnut 5/16-18 | 350 |
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| Kanebridge | IL | Machine Screw Nut | Steel | Black Oxide | 5/16-18 | 5/16-18x9/16x7 standard pattern hex machine screw nut black oxide | 75,000 |
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| Kanebridge | IL | Machine Screw Nut | Steel | Cadmium | 5/16-18 | 5/16-18 , military hex machine screw nuts cadmium ms35649-2312 | 25,000 |
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| Kanebridge | IL | Machine Screw Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | 5/16-18x9/16x7 standard pattern hex machine screw nut 18-8 stainless steel | 37.500 |
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| Kanebridge | IL | Machine Screw Nut | Steel | Zinc/Clear | 5/16-18 | 5/16-18x9/16x7 coarse thread standard pattern hex machine screw nut zinc | 75,000 |
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| Kanebridge | IL | Machine Screw Nut | Steel | Zinc/Clear | 5/16-18 | 5/16-18 square machine screw nut zinc | 50,000 |
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| Kanebridge | IL | Machine Screw Nut | Steel | Zinc/Yellow | 5/16-18 | 5/16-18x9/16x7 hex machine screw nut zinc yellow | 75,000 |
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| Kanebridge | IL | Machine Screw Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | 5/16-18 military hex machine screw nuts 300 series stainless steel dfar ms35649-2314 | 6.250 |
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| Kanebridge | IL | Machine Screw Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | 5/16-18 square machine screw nut 18-8 stainless steel | 25,000 |
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| IRF | NC | Machine Screw Nut | Steel | Plain | 5/16-18 | machine screw hex nut stl | 6780 |
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| FMP | MA | Machine Screw Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | hex m/s nut (9/16 x 7/32) | 21000 |
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| FMP | MA | Machine Screw Nut | Brass | Nickel | 5/16-18 | hex m/s nut (9/16 x 7/32) | 500 |
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| FMP | MA | Machine Screw Nut | Brass | Plain | 5/16-18 | hex m/s nut (9/16 x 7/32) | 550 |
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| FMP | MA | Machine Screw Nut | Brass | Tin | 5/16-18 | hex m/s nut (9/16 x 7/32) | 3500 |
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| FMP | MA | Machine Screw Nut | Aluminum | Plain | 5/16-18 | hex m/s nut (9/16 x 7/32) | 41 |
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| MAINSOURC | NH | Machine Screw Nut | Steel | Plain | 5/16-18 | machine screw nut stl z/clr | 156 |
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| MAINSOURC | NH | Machine Screw Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 | ms35649-2314 (m/s nut 5/16-18 ss) 304ss | 50 |
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| Valley Nu | WA | Machine Screw Nut | Steel | Zinc/Black | 5/16-18 | nc hex machine screw nut zb | 73 |
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| Timberline | CO | Machine Screw Nut | Steel | Zinc/Clear | 5/16-18 | sq st m/s nut zn 5/16-18 | 3961 |
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| Timberline | CO | Machine Screw Nut | Steel | Plain | 5/16-18 | sq m/s nut 5/16-18 | 1193 |
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