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3/8 Hex Coupling Nuts
Coupling Nuts, also known as Extension Nuts, are threaded fastener for joining two male threaded objects, most commonly threaded rod, but also pipes. The outside of the coupling nut is usually a hex so it can be gripped by a wrench.
2,723 Coupling Nut, showing 200, (click on any line for more information)
| Search Results Sponsored by American Imperial Screw, your source for Coupling Nuts. For more results, visit www.discountscrews.com | ||||||||
|---|---|---|---|---|---|---|---|---|
| Supplier | Loc | Type | Material | Finish | Size | Description | Qty | |
| American | NY | Coupling Nut | Steel | Zinc/Clear | 3/8-16 1 3/4 x 5/8 | 3/8-16 (1-3/4x5/8af) coupling nut pl | 94 |
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| American | NY | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 | 18-8 304 coupling nut | 15 |
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| American | NY | Coupling Nut | Steel | Zinc/Clear | 3/8-16 | coupling nut pl | 200 |
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| American | NY | Coupling Nut | Steel | Zinc/Clear | 3/8-16 1 3/4 x 5/8 | 3/8-16 (1-3/4x5/8af) coupling nut pl | 214 |
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| Buy Hex Coupling Nuts from one of our FCH Network Members | ||||||||
| Jackson | MS | Coupling Nut | Steel | Zinc/Clear | 3/8 x 9/16 | wafx1 3/4 oal nc coupling nut | 1037 |
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| Jackson | MS | Coupling Nut | Steel | Zinc/Clear | 3/8 x 1/2 | wafx1-1/8 oal nc coupling nut shortlight duty economy pattern | 1 |
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| MAINSOURC | NH | Coupling Nut | Steel | Plain | 3/8-16 x 1 | 3/8-16x1 reducr cplng nut 1/4-20(1/2hx) stl z/cl | 450 |
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| TownCountry | AR | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1/2 x 3/4 | 3/8-16 hex coupling nut 1 3/4 long x 9/16 af zinc | 425 |
|
| METRO IND | OH | Coupling Nut | Black Oxide | 3/8-16 x 1/2 x 1 | 3/8-16 x 1 coupling nut 11/16 waf teco black oxide | 4 |
| |
| Jackson | MS | Coupling Nut | Grade 2 | Zinc/Clear | 3/8-16 to 5/16-18 reducer coupling nut grade 2 1/2 waf x 1 long zinc plated special order | 50 |
| |
| METRO IND | OH | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 3/4 | coupling nut uss | 470 |
|
| Weaver | WA | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 | 3/8-16 coupling nut 18-8 ss | 138 |
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| Weaver | WA | Coupling Nut | Steel | Zinc/Clear | 3/8-24 | 3/8-24 coupling nut zinc | 146 |
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| Weaver | WA | Coupling Nut | Steel | Plain | 3/8-16 | 3/8-16 short coupling nut plain | 40 |
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| Weaver | WA | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 5/16 | 3/8-16x5/16-18 reducing coupling nut zinc | 50 |
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| Jackson | MS | Coupling Nut | Steel | Zinc/Yellow | 3/8-24 | 3/8-24 nf coupling nut zinc yellow | 122 |
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| METRO IND | OH | Coupling Nut | Steel | Zinc/Clear | 3/8-16 | coupling nut uss | 680 |
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| MAINSOURC | NH | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1 3/4 | 3/8-16 x 1 3/4 coupling nut 18-8 ss | 2 |
|
| Jackson | MS | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1/2 13 | reducer coupling nut | 49 |
|
| Jackson | MS | Coupling Nut | Steel | Galvanized | 3/8-16 x 9/16 x 1 3/4 | coupling nut hdg | 737 |
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| Jackson | MS | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8 | nc coupling nut 18-8 304 | 194 |
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| Jackson | MS | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1/4 20 | reducer coupling nut 1/2 wafx1 oal | 1248 |
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| Jackson | MS | Coupling Nut | Grade 2H | Plain | 3/8-16 | nc 2h coupling nut 11/16 wafx1 3/4 oal | 16 |
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| MAINSOURC | NH | Coupling Nut | Steel | Plain | 3/8-16 x 1 1/8 | coupling nut stl z/clr | 56 |
|
| Hayes | CA | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 1/8 | 3/8-16 x 1 1/8 coupling nut zinc | 86 |
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| Hayes | CA | Coupling Nut | Brass | Plain | 3/8-16 x 1 1/8 | 3/8-16 x 1 1/8 coupling nut brass | 9 |
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| YANKEE | NH | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1 1/8 | 3/8-16 x 1-1/8 long coupling nut 18-8 stainless steel | 86 |
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| YANKEE | NH | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 1/8 | coupling nut | 574 |
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| MESAFAST | CA | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1/4 20 | reducer coupling nut zc | 99.0 |
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| MESAFAST | CA | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 3/4 | hex coupling nut | 98.0 |
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| MESAFAST | CA | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 | 3/8-16 x (1-1/8) hex rod coupling nut 18-8 stainless 18-8 stainless | 12.0 |
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| Endries | WI | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 5/8 x 1 3/4 | 3/8-16x5/8x1-3/4 coupling nut tri clr zinc 120 wh/144 red rust | 100 |
|
| Endries | WI | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 9/16 x 1 1/8 | 3/8-16x9/16x1-1/8 coupling nut zinc | 500 |
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| Endries | WI | Coupling Nut | Steel | Plain | 3/8-16 x 9/16 x 1 3/4 | 3/8-16x9/16x1-3/4 coupling nut plain | 500 |
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| Brikksen | FL | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-24 x 1/2 x 1 1/8 | 3/8-24 x 1 1/8 hex coupling nut 18-8 ss | 200 |
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| Brikksen | FL | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1/2 | 3/8-16 coupling nut stl/zinc 1 3/4 | inquire |
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| Brikksen | FL | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1/2 x 1 1/8 | 3/8-16 x 1 1/8 hex coupling nut 18-8 ss | 300 |
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| Brikksen | FL | Coupling Nut | Grade 2H | Plain | 3/8-16 x 1/2 | 3/8-16 coupling nut 316ss (1/2h and 1-1/8l) | 100 |
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| Brikksen | FL | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-24 x 1/2 x 1 1/8 | 3/8-24 x 1 1/8 hex coupling nut 18-8 ss | inquire |
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| Brikksen | FL | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-24 x 1/2 x 1 1/8 | 3/8-24 x 1 1/8 hex coupling nut 18-8 ss | inquire |
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| Brikksen | FL | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1/2 x 1 1/8 | 3/8-16 x 1 1/8 hex coupling nut 18-8 ss | 100 |
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| Brikksen | FL | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1/2 | 3/8-16 coupling nut stl/zinc 1 3/4 | inquire |
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| Brikksen | FL | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1/2 | 3/8-16 coupling nut stl/zinc 1 3/4 | inquire |
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| GLF | OH | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1/2 x 1 1/8 | 3/8-16 x 1-1/8 hex coupling nut 18-8 s/s | 177 |
|
| SunPack | FL | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 3/4 | 3/8-16x1-3/4 coupling nut zinc | 101 |
|
| Cal Fastenrs | CA | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 3/4 | coupling nut Cr3+ - 9/16 across the flats coup nut trivlent rohs | 147 |
|
| Cal Fastenrs | CA | Coupling Nut | Steel | Plain | 3/8-16 x 1 3/4 | coupling nut 5/8 across flats plat | 300 |
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| MTP | CA | Coupling Nut | Grade 5 | Plain | 3/8-16 x 5/81 3/4 | 3/8-16 x 5/8h x 1 3/4 gr.5 st/zn coupling nuts 300/ | stock |
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| TownCountry | AR | Coupling Nut | Steel | Zinc/Clear | 3/8-16 1 3/4 | 3/8-16 hex coupling nut 1 3/4 long zinc | 125 |
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| CNB | IL | Coupling Nut | Grade 2 | Zinc/Clear | 3/8-16 x 1/2 | 3/8-16 coupling nut gr.2 zinc plate | 20 |
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| NAPPCO | TX | Coupling Nut | Steel | Zinc/Clear | 3/8-24 x 1 1/8 | hex coupling nut steel zp 3/8-24x1-1/8 | 500 |
|
| NAPPCO | TX | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1 1/8 | hex coupling nut s/s 18-8 3/8-16x1-1/8 | 5 |
|
| NAPPCO | TX | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 1/4 | hex coup nut stl zp 3/8-16x1-1/4 rohs | 40 |
|
| SunPack | FL | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1/2 x 1 1/8 | 3/8-16 x 1-1/8 coupling nut zinc | 1,150 |
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| ACCURATE | IL | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 1/8 | hex coupling nut standard (1/2 a.f) | 1635 |
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| ACCURATE | IL | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1 1/8 | hex coupling nuts 18-8 304 | 54 |
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| Brikksen | FL | Coupling Nut | Grade 2H | Plain | 3/8-16 x 1/2 | 3/8-16 coupling nut 316ss (1/2h and 1-1/8l) | inquire |
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| Brikksen | FL | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1/2 | 3/8-16 coupling nut stl/zinc 1 3/4 | inquire |
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| Brikksen | FL | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1/2 x 1 1/8 | 3/8-16 x 1 1/8 hex coupling nut 18-8 ss | 2000 |
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| A-Plus Co | OR | Coupling Nut | Plain | 3/8-16 x 1/2 | 3/8-16 coupling nut nc | 397 |
| |
| A-Plus Co | OR | Coupling Nut | Plain | 3/8-24 x 1/2 | 3/8-24 coupling nut nf | 73 |
| |
| OneMonroe | NC | Coupling Nut | Steel | Zinc/Clear | 3/8 | 1-8 x 2-3/4-1 3/8 coupling nut zinc plated | 8 |
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| OneMonroe | NC | Coupling Nut | 316, 317, A4 Stainless | Plain | 3/8-16 x 1/2 x 1 1/8 | 3/8-16 x 1-1/8 316 s/s coupling nut | 222 |
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| OneMonroe | NC | Coupling Nut | Steel | Plain | 3/8-16 x 1/2 | 3/8-16 coupling nut heavy series | 25 |
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| OneMonroe | NC | Coupling Nut | Steel | Zinc/Clear | 3/8-24 x 1/2 x 1 1/8 | 3/8-24 x 1-1/8 coupling nut zinc plated | 29 |
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| OneMonroe | NC | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1/2 x 1 3/4 | 3/8-16 x 1-3/4 hx rod coupling nut-zp | 5 |
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| OneMonroe | MA | < td>Coupling NutSteel | Zinc/Clear | 3/8-16 x 1/2 x 1 3/4 | 3/8-16 x 1 3/4 hex coupling nut zinc 5/8 af | 199 |
| |
| Alma Bolt | MI | Coupling Nut | Plain | 3/8-6 | 1 3/8-6 (3 3/8 lg x 1 7/8 af) | plain coupling nut | 18 |
| |
| Alma Bolt | MI | Coupling Nut | Plain | 3/8-16 x 1/2 x 1/8 | 3/8-16 1/2 af 1 1/8 long plain | coupling nut | 1 |
| |
| Alma Bolt | MI | Coupling Nut | Steel | Zinc/Clear | 3/8-16 | 3/8-16 (1 3/4 lng x 9/16 af) zinc coupling nut special b18.2.2 | 998 |
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| BoltCraft | NE | Coupling Nut | Grade 2 | Zinc/Clear | 3/8-16 x 1 3/4 | 3/8-16 x 1-3/4 rod coupling nut grade 2 zinc 500/ctn-100/pkg | 250 |
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| NutsBolts | NE | Coupling Nut | Galvanized | 3/8-16 x 1/2 | 3/8-16 coupling nut hdg | 1200 |
| |
| NutsBolts | NE | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 | 3/8-16 ss coupling nut | 187 |
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| NutsBolts | NE | Coupling Nut | Steel | Zinc/Clear | 3/8-16 | 3/8-16 coupling nut zp | 6247 |
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| NutsBolts | NE | Coupling Nut | Steel | Galvanized | 3/8-16 | 3/8-16 coupling nut galv | 6 |
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| OneMonroe | MA | Coupling Nut | Steel | Zinc/Clear | 3/8-24 x 1/2 x 1 1/8 | 3/8-24 x 1-1/8 coupling nut zinc plated 3/8-16 x 1-1/8 coupling nut zinc | 29 |
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| OneMonroe | MA | Coupling Nut | Steel | Plain | 3/8-16 x 1/2 x 1 1/8 | 3/8-16 x 1-1/8 long x 1/2 af coupling nut steel/plain | 173 |
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| Liberty | IL | Coupling Nut | Grade 5 | Zinc/Clear | 3/8-16 x 1 3/4 x 5/8 | 3/8-16x1-3/4x5/8 a.f. rod coupling nut steel grade 5 zinc | 225 |
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| Liberty | IL | Coupling Nut | Steel | Zinc/Clear | 3/8-16 | rod coupling nut | 532 |
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| Liberty | IL | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 | rod coupling nut 18-8 s/s 18-8 s/s | 59 |
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| Liberty | IL | Coupling Nut | Steel | Zinc/Yellow | 3/8-16 | rod coupling nut & black dichro & black dichro | 400 |
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| Liberty | IL | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 1/8 | rod coupling nut nut | 47 |
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| Liberty | IL | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 5/16 | reducer rod coupling nut plate coupling nut plate | 200 |
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| Endries | WI | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 5/8 x 1 3/4 | 3/8-16x5/8x1-3/4 coupling nut trivalent clear zinc | 200 |
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| Future Fastener | TX | Coupling Nut | Steel | Galvanized | 3/8-16 | 3/8-16 coupling nut (galv) | 300 |
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| Future Fastener | TX | Coupling Nut | Steel | Zinc/Clear | 3/8-16 | 3/8-16 coupling nut plt | 1523 |
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| Future Fastener | TX | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 | 3/8-16 coupling nut ss | 5 |
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| Empire | WA | Coupling Nut | Steel | Plain | 3/8-16 x 1 1/8 | 3/8-16x1-1/8 coupling nut | 300 |
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| Empire | WA | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1/2 x 1 1/8 | 3/8-16 rod coupling nut 18-8 3/8-16 x 1/2 x l 1 1/8 | 7 |
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| Endries | WI | Coupling Nut | Steel | Plain | 3/8-16 x 5/8 x 1 3/4 | 3/8-16x5/8x1-3/4 coupling nut plain | 1500 |
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| Endries | WI | Coupling Nut | Steel | Zinc/Clear | 3/8-16x1/2x1-1/8 coupling nut zinc | | 213 |
| |
| Raw Produ | NJ | Coupling Nut | 316, 317, A4 Stainless | Plain | 3/8-24 x 1/2 | coupling nuts 316 ss 3/8-24 | 83 |
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| Raw Produ | NJ | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1/2 | coupling nuts 304 ss 3/8-16 | 44 |
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| Raw Produ | NJ | Coupling Nut | Aluminum | Plain | 3/8-16 x 1/2 | coupling nuts aluminum 3/8-16 | 500 |
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| Raw Produ | NJ | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1/2 x 1 1/4 | coupling nuts zinc 3/8-16 x 1-1/4 | 18 |
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| American | NY | Coupling Nut | Steel | Zinc/Clear | 3/8-16 1 3/4 x 5/8 | 3/8-16 (1-3/4x5/8af) coupling nut pl | 94 |
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| American | NY | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 | 18-8 304 coupling nut | 15 |
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| American | NY | Coupling Nut | Steel | Zinc/Clear | 3/8-16 | coupling nut pl | 200 |
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| American | NY | Coupling Nut | Steel | Plain | 3/8-16 1 x 1/2 | 3/8-16 (1x1/2) coupling nut | 4250 |
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| American | NY | Coupling Nut | Steel | Zinc/Clear | 3/8-16 1 x 1/2 | 3/8-16 (1x1/2) coupling nut pl | 11062 |
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| American | NY | Coupling Nut | Steel | Plain | 3/8-16 1 1/8 x 1/2 | 3/8-16 (1-1/8x1/2) coupling nut | 3500 |
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| American | NY | Coupling Nut | Steel | Zinc/Clear | 3/8-16 | to 1/2-13(1-1/2x5/8) reduce coupling nut pl | 500 |
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| QCS | OR | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 3/4 x 9/16 | 3/8-16x1-3/4x9/16 rod coupling nut zinc | 400 |
|
| QCS | OR | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 9/16 x 1 3/4 | 3/8-16x9/16x1-3/4 rod coupling nut zinc | 265 |
|
| RCFast | AZ | Coupling Nut | Grade 5 | Zinc/Clear | 3/8-16 x 7/8 | hex gr5 coupling nut stl 1 (9/16 a.f.) | 16225 |
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| Fastener | OH | Coupling Nut | Steel | Plain | 3/8-16 | coupling nut 3/8-16 304 | 5 |
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| Fastener | OH | Coupling Nut | Grade 5 | Zinc/Clear | 3/8-16 x 1 3/4 | coupling nut 3/8-16x1-3/4 grade 5 zinc plated hex | 46 |
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| Endries | WI | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1 3/4 | 3/8-16x1-3/4 coupling nut 18-8/a2 | 11 |
|
| Endries | WI | Coupling Nut | Steel | Galvanized | 3/8-16 x 1 3/4 | 3/8-16x1-3/4 coupling nut stl galv | 450 |
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| National | Ont | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1/2 x 1 3/4 | 3/8-16x1-3/4 coupling nut sz | 509 |
|
| Ababa | CA | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1 1/8 | 3/8-16 x 1 1/8 cplng nut s/s b18.2.2 | 145 |
|
| Ababa | CA | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 1/2 | 3/8-16 x 1 1/8 cplng nut 1/2 af stl znc b18.2.2 | 2484 |
|
| Ababa | CA | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1 3/4 | 3/8-16 x 1 3/4 cplng nut s/s b18.2.2 | 15 |
|
| Ababa | CA | Coupling Nut | Steel | Plain | 3/8-16 x 1 3/4 | 3/8-16 x 1 3/4 cplng nut stl pln b18.2.2 | 1400 |
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| Ababa | CA | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 3/4 | 3/8-16 x 1 3/4 cplng nut stl znc b18.2.2 | 400 |
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| Ababa | CA | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1/2 | 3/8-16 x 1/2 redc cplng nut stl znc b18.2.2 | 4 |
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| Ababa | CA | Coupling Nut | Steel | Zinc/Clear | 3/8-24 x 1 1/2 | 3/8-24 x 1 1/8 cplng nut 1/2 af stl znc b18.2.2 | 975 |
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| Ababa | CA | Coupling Nut | Steel | Galvanized | 3/8-16 x 1 3/4 | 3/8-16 x 1 3/4 cplng nut stl hdg b18.2.2 | 5 |
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| AFI | FL | Coupling Nut | Steel | Plain | 3/8-24 x 1/2 x 1 1/8 | 3/8-24x1-1/8x1/2 hx coupling nut pln stl () () | 2500 |
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| Ababa | CA | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1 1/8 | 3/8-16 x 1 1/8 cplng nut s/s b18.2.2 | 45 |
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| Ababa | CA | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 3/4 | 3/8-16 x 1 3/4 cplng nut stl znc b18.2.2 | 100 |
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| Ababa | CA | Coupling Nut | Steel | Zinc/Clear | 3/8-24 x 1 1/2 | 3/8-24 x 1 1/8 cplng nut 1/2 af stl znc b18.2.2 | 25 |
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| Komar | IL | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 3/4 | 3/8-16x1 3/4 lg. coupling nut zinc | 2500 |
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| XL Screw | GA | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 5/8 x 1 1/8 | hex coupling nuts dc-dc zp | 500 |
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| XL Screw | GA | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1/2 x 1 1/8 | hex coupling nuts dc-dc zp | 1,200 |
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| XL Screw | GA | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 5/8 x 1 3/4 | hex coupling nuts dc-dc zp | 400 |
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| Express | CA | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1/2 x 1 1/8 | 3/8-16x1/2x1-1/8 coupling nut econo zinc | 832 |
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| Express | CA | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 9/16 x 1 3/4 | 3/8-16x9/16x1-3/4 standard coupling nut zinc | 790 |
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| Fastener | OH | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 3/4 | rod coupling nut 3/8-16x1-3/4 long steel zinc domestic | 95 |
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| SII | IN | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 1/8 | 3/8-16 x l1-1/8 x w5/8 coupling nut zinc plated) | 660 |
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| SII | IN | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 3/4 x 5/8 | 3/8-16 x l1-3/4 x w5/8 coupling nut zinc plated b18.2.2 | 126 |
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| MTP | CA | Coupling Nut | Grade 2H | Plain | 3/8-24 x 1/21 3/4 | 3/8-24 x 1/2h x 1 3/4 st/zn coupling nuts 1250/ | stock |
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| Purchase | MO | Coupling Nut | 316, 317, A4 Stainless | Plain | 3/8-16 x 1 1/8 | 3/8-16 x 1 1/8 hex coupling nut 316 sta. stl. | 80 |
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| Purchase | MO | Coupling Nut | Grade 2 | Zinc/Clear | 3/8-16 x 1/2 13 | 3/8-16 x 1/2-13 gr.2 reducing coupling nut 1 1/4 l 5/8 w steel zinc | 225 |
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| Purchase | MO | Coupling Nut | Steel | Zinc/Clear | 3/8-16 | 3/8-16 hex coupling nut zinc (1/2 af 1-1/8 l) | 1200 |
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| HBBOLT | CA | Coupling Nut | Steel | Zinc/Clear | 3/8-16 | hex coupling nut w/witns hole z/p | 300 |
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| HBBOLT | CA | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1 3/4 | hex coupling nut 18-8 ss | 191 |
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| HBBOLT | CA | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 3/4 | hex coupling nut | 1,290 |
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| HBBOLT | CA | Coupling Nut | Steel | Zinc/Clear | 3/8-16 | coupling nut econ | 1,256 |
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| HBBOLT | CA | Coupling Nut | Steel | Galvanized | 3/8-16 | coupling nut hd | 400 |
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| HBBOLT | CA | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1 1/8 | coupling nuts 18-8 ss | 363 |
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| Delta | TX | Coupling Nut | Steel | Zinc/Clear | 3/8-24 x 1 1/8 | rod coupling nut zinc 3/8-24 x1-1/8 (1 1/8 OAL; FINE THREAD) | 126 |
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| Delta | TX | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 1/8 | rod coupling nut znc-econ 3/8-16 x 1 1/8 (1/2 AF X 1 1/8 LONG) | 1630 |
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| Delta | TX | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 | rod coupling nut 18-8 sst 3/8-16 (1 1/8 LONG) | 148 |
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| SunPack | FL | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 3/4 | coupling nut | 639 |
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| QFC | TX | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1/2 x 1 1/8 | 3/8-16x1/2x1 1/8 economy coupling nut zinc b18.2.2 | 296 |
|
| QFC | TX | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1/2 x 1 1/8 | 3/8-16x1/2x1 1/8 economy coupling nut zinc b18.2.2 | 16 |
|
| QFC | TX | Coupling Nut | Steel | Zinc/Clear | 3/8-16 9/16 x 1 3/4 | 3/8-16 coupling nut 9/16x1 3/4l zinc b18.2.2 | 50 |
|
| QFC | TX | Coupling Nut | Grade A | Plain | 3/8-16 x 1 3/4 | 3/8-16x1-3/4 coupling nut a563 gr.a plain black b18.2.2 | 75 |
|
| Hodell | OH | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 9/16 x 1 3/4 | 3/8-16 x9/16 x1 3/4 hex cpl nut zinc | 3875 |
|
| Hodell | OH | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 9/16 x 1 3/4 | 3/8-16 x9/16 x1 3/4 hex cpl nut zinc | 3875 |
|
| UltraFast | WA | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 1/8 | coupling nut zn | inquire |
|
| Cascade | OR | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 3/4 | 5/8 af | 1700 |
|
| B & K FAST | PA | Coupling Nut | Steel | Plain | 3/8-16 x 1 3/4 | 3/8-16 x 1 3/4 long coupling nuts pln b18.2.2 | 300 |
|
| B & K FAST | PA | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 1/8 | 3/8-16 x 1 1/8 short coupling nuts zinc b18.2.2 | 2602 |
|
| B & K FAST | PA | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 3/4 | 3/8-16 x 1 3/4 long coupling nuts zinc b18.2.2 | 114 |
|
| B & K FAST | PA | Coupling Nut | Steel | Zinc/Clear | 3/8-24 x 1 1/8 | 3/8-24 x 1 1/8 long coupling nuts zinc b18.2.2 | 48 |
|
| B & K FAST | PA | Coupling Nut | Steel | Galvanized | 3/8-16 x 1 3/4 | 3/8-16 x 1 3/4 galv hex coupling nut b18.2.2 | 183 |
|
| B & K FAST | PA | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1 1/8 | 3/8-16 x 1 1/8 stainless coupling nuts b18.2.2 | 66 |
|
| TSF | TX | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 3/4 | coupling nut zinc 3/8-16 x 1 3/4 | 300 |
|
| TSF | TX | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1 3/4 | hex coupling nut 18-8 ss 3/8-16 x 1-3/4 long | 1 |
|
| IRF | NJ | Coupling Nut | Grade 2 | Zinc/Clear | 3/8-16 | screw size 1-1/8lx11/16w coupling nut | 965 |
|
| ACF | CA | Coupling Nut | Steel | Plain | 3/8 | 3/8 npt gray liquid tight connector no nut supplied | 325 |
|
| ACF | CA | Coupling Nut | Steel | Black Oxide | 3/8 | 3/8 npt black liquid tight connector no nut supplied | 1050 |
|
| ACF | CA | Coupling Nut | Steel | Black Oxide | 3/8 | 3/8 npt black pigtail liquid tight connector no nut | 1286 |
|
| Kanebridge | IL | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 3/4 | 3/8-16x1 3/4 hex rod coupling nut 9/16 across flats zinc | 5,000 |
|
| Kanebridge | IL | Coupling Nut | Steel | Zinc/Clear | 3/8-24 x 1 1/8 | 3/8-24x1 1/8 hex rod coupling nut 1/2 inch across flats zinc | 5,000 |
|
| Kanebridge | IL | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 1/8 | 3/8-16x1 1/8 hex rod coupling nut 1/2 inch across flats zinc | 5,000 |
|
| Kanebridge | IL | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1 3/8 | 3/8-16x1 3/8 hex rod coupling nut 1/2 inch across flats 18-8 stainless steel | 3.125 |
|
| Kanebridge | IL | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 | 3/8-16x1 reduced hex rod coupling nut, 1/4-20, 1/2 across flats zinc | 5,000 |
|
| Kanebridge | IL | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1 3/4 | 3/8-16x1 3/4 hex rod coupling nut 5/8 inch across flats 18-8 stainless steel | 2.250 |
|
| Kanebridge | IL | Coupling Nut | Grade 5 | Zinc/Clear | 3/8-16 x 1 3/4 | 3/8-16x1 3/4 hex rod coupling nut 5/8 inch across flats grade 5 zinc | 7.500 |
|
| Delta | TX | Coupling Nut | Steel | Zinc/Clear | 3/8-16 | rod coupling nut zinc 3/8-16 | 339 |
|
| BHAM | AL | Coupling Nut | 316, 317, A4 Stainless | Plain | 3/8-16 x 1 1/8 | coupling nut 316ss | 4 |
|
| Lippin | CA | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 1/8 x 5/8 | 3/8-16 x 1 1/8 x 5/8 coupling nut zinc | 86150 |
|
| Lippin | CA | Coupling Nut | Steel | Zinc/Clear | 3/8-16 | coupling nut w/ sight-hole zinc plated | 8000 |
|
| Lippin | CA | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 3/4 | coupling nut zinc plated | 86150 |
|
| Lippin | CA | Coupling Nut | Steel | Zinc/Clear | 3/8-24 | coupling nut fine zinc plated | 588 |
|
| Lippin | CA | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 5/16 | reducer coupling nut zinc plated | 200 |
|
| Lippin | CA | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1/4 | reducer coupling nut zinc plated | 808 |
|
| Lippin | CA | Coupling Nut | Steel | Galvanized | 3/8-16 | coupling nut hot dipped galvanized | 10230 |
|
| Lippin | CA | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 | hex coupling nut stainless 18-8 | 101 |
|
| Lippin | CA | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 1/8 x 5/8 | 3/8-16 x 1 1/8 x 5/8 coup nut zn (500) | 86150 |
|
| FastWare | Sask | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 9/16 | afx1 3/4 nc coupling nut | 52 |
|
| FastWare | Sask | Coupling Nut | Grade 2 | Zinc/Clear | 3/8-16 x 1/2 | afx1 1/8 nc coupling nut | 2,101 |
|
| SRF | AL | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 | coupling nut s/s | - |
|
| Delta | TX | Coupling Nut | Steel | Zinc/Clear | 3/8-16 | rod coupling nut zinc 3/8-16 | 64 |
|
| American | NY | Coupling Nut | Steel | Zinc/Clear | 3/8-16 1 3/4 x 5/8 | 3/8-16 (1-3/4x5/8af) coupling nut pl | 214 |
|
| ASFCORP | MI | Coupling Nut | Grade 2 | Zinc/Clear | 3/8-16 x 1 1/8 | 3/8-16 x 1 1/8 hex coupling nut sae j995 gr 2 tri zn fe/zn 5an | 1,450 |
|
| OBRIEN | OH | Coupling Nut | Steel | Zinc/Clear | 3/8-16 1 1/8 1/2 | 3/8-16 hex coupling nut 1 1/8 length 1/2 af | 25 |
|
| OBRIEN | OH | Coupling Nut | Steel | Zinc/Clear | 3/8-16 1 3/4 5/8 | 3/8-16 hex coupling nut 1 3/4 5/8 af | 154 |
|
| OBRIEN | OH | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 9/16 | 3/8-16x1 3/4 hex coupling nut 9/16 af | 100 |
|
| OBRIEN | OH | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 3/4 | hex coupling nut l.h. threads 5/8 af. | 158 |
|
| OBRIEN | OH | Coupling Nut | Steel | Zinc/Clear | 3/8-16 1 1/8 1/2 | 3/8-16 coupling nut 1 1/8 1/2 af | 1030 |
|
| OBRIEN | OH | Coupling Nut | Steel | Zinc/Clear | 3/8-24 x 1 1/8 | hex coupling nut | 150 |
|
| THRDFAST | FL | Coupling Nut | Steel | Zinc/Clear | 3/8-16 | reducing coupling nut 1/4-20 b18.2.2 | 68 |
|
| THRDFAST | OK | Coupling Nut | Steel | Plain | 3/8-16 | coupling nut b18.2.2 | 298 |
|
| THRDFAST | FL | Coupling Nut | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1 1/8 | 18-8 ss coupling nut b18.2.2 | 14 |
|
| THRDFAST | AL | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 1/8 | coupling nut b18.2.2 | 450 |
|
| GUIDON | NJ | Coupling Nut | Steel | Zinc/Clear | 3/8-16 x 1 3/4 | 9/16 hex | 400 |
|
| Wurth | IN | Coupling Nut | Steel | Zinc/Black | 3/8-16 x 1 | 3/8-16 x 1 coupling nut steel black zinc | 1,096 |
|
| Valley Nu | WA | Coupling Nut | Steel | Zinc/Black | 3/8-16 x 1/4 | nc hex reduc-cplg nut zb | 45 |
|
| Valley Nu | WA | Coupling Nut | Steel | Zinc/Black | 3/8-24 x 1/2 x 1 | 1/8 nf hex cplng economy nut zb | 25 |
|
| Valley Nu | WA | Coupling Nut | Steel | Zinc/Black | 3/8-16 x 1/2 x 1 1/8 | nc hex cplng economy nut zb | 469 |
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