1/4-20 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.

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Search Results Sponsored by American Imperial Screw, your source for Coupling Nuts. For more results, visit   www.discountscrews.com
SupplierLocTypeMaterialFinishSizeDescriptionQty 
AmericanNYCoupling NutSteelPlain1/4-20to 3/8-16 (1-1/8x1/2) reducing coupling nut4200
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AmericanNYCoupling NutSteelZinc/Clear1/4-20coupling nut zp100
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Zoro Tools Inc.Coupling NutSteelPlain1/4-20 x 5/8l coupling nut 1/4-20x5/8
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B & K FASTPACoupling NutSteelZinc/Clear1/4-20 x 7/81/4-20 x 7/8 short coupling nuts zinc b18.2.22212
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B & K FASTPACoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 7/81/4-20 x 7/8 stainless coupling nuts 18-8 b18.2.27
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UNEEDANJCoupling NutSteelZinc/Clear1/4-20coupling nut775
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IRFNJCoupling NutSteelPlain1/4-20 x 7/8hex body coupling nut clear13328
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MESAFASTCACoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 7/8coupling nut 18.8 s/s396.0
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MESAFASTCACoupling Nut316, 317, A4 StainlessPlain1/4-20 x 7/81/4-20 x 7/8 hex rod coupling nut 316 stainless45.0
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MTPCACoupling NutSteelZinc/Clear1/4-20 x 3/87/8coupling nut1,500
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ManscoMICoupling NutSteelZinc/Clear1/4-20 x 1 1/21/4-20 x 1-1/2 coupling nut stl zinc 100/box400
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ManscoMICoupling NutSteelZinc/Clear1/4-20eye coupling nut 100/box284
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YANKEENHCoupling NutSteelZinc/Clear1/4-20 x 1 5/81/4-20 x 1-5/8 eye nut hangers (eye couplings) zinc plated25
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YANKEENHCoupling NutSteelZinc/Clear1/4-201/4-20 coupling nut zinc pltd110
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TSFTXCoupling NutSteelZinc/Clear1/4-20 x 7/8coupling nut zinc 1/4-20 x 7/8719
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YANKEENHCoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20coupling nut (7/8 long/3/8 hex) 18-8 s/s250
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NAPPCOTXCoupling NutSteelZinc/Clear1/4-20 x 1 3/4hex coupling nut steel zp 1/4-20x1-3/42300
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NAPPCOTXCoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 7/8hex coupling nut steel s/s 1/4-20 x 7/8226
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SWACOOHCoupling NutSteelPlain1/4-20 x 7/81/4-20 x 7/8 coupling nut pln755
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Cal FastenrsCACoupling NutSteelZinc/Clear1/4-20 x 1 3/4coupling nut44
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QCSORCoupling NutSteelZinc/Clear1/4-20 x 7/16 x 1 3/41/4-20 x 7/16w x 1-3/4l hex coupling nut zinc300
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METRO INDOHCoupling NutSteelZinc/Clear1/4-20coupling nut uss1557
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METRO INDOHCoupling NutSteelZinc/Clear1/4-20 x 1 3/4coupling nut uss1000
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NutsBoltsNECoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-201/4-20 ss coupling nut172
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NutsBoltsNECoupling NutSteelZinc/Clear1/4-201/4-20 coupling nut zp900
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NutsBoltsNECoupling NutSteelZinc/Clear1/4-201/4-20 coupling nut zp100
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AmericanNYCoupling NutSteelPlain1/4-20to 3/8-16 (1-1/8x1/2) reducing coupling nut4200
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AmericanNYCoupling NutSteelZinc/Clear1/4-20coupling nut zp100
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ZAL INDUSCACoupling NutSteelPlain1/4-20 x 7/81/4-20 x 7/8 coupling nut2,688
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ZAL INDUSCACoupling NutSteelZinc/Clear1/4-20 x 7/8 3/81/4-20 x 7/8 coupling nut 3/8 shank zinc500
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ACCURATEILCoupling NutSteelPlain1/4-20 x 7/8hex coupling nut4085
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ACCURATEILCoupling NutSteelPlain1/4-20 x 7/8hex coupling nut2000
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ACCURATEILCoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 7/8hex coupling nut 18-8 30499
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ACCURATEILCoupling NutSteelZinc/Clear1/4-20 x 1 3/4hex coupling nut200
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EmpireWACoupling NutSteelZinc/Clear1/4-20 x 1 7/161/4-20 x 1-3/4 coupling nut zp 7/16 acf1000
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EmpireWACoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-201/4-20 coupling nut ss490
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EmpireWACoupling NutSteelPlain1/4-20 x 7/81/4-20 x 7/8(l) coupling nu200
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AbabaCACoupling NutSteelZinc/Clear1/4-20 x 1 7/161/4-20 x 1 3/4 cplng nut 7/16 af stl znc b18.2.2400
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AbabaCACoupling NutSteelZinc/Clear1/4-20 x 3/81/4-20 x 3/8 redc cplng nut stl znc b18.2.250
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AbabaCACoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 7/81/4-20 x 7/8 cplng nut s/s b18.2.2115
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AbabaCACoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 7/81/4-20 x 7/8 cplng nut s/s b18.2.280
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AbabaCACoupling NutSteelZinc/Clear1/4-20 x 7/81/4-20 x 7/8 cplng nut stl znc b18.2.2200
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ACFCACoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 7/81/4-20x7/8 s/s rod coupling nut100
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LippinCACoupling NutSteelZinc/Clear1/4-20 x 7/8coupling nut zinc plated40170
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LippinCACoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20hex coupling nut stainless 18-8293
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SIIINCoupling NutSteelZinc/Clear1/4-20 x 7/81/4-20 x7/8 zinc plated steel coupling nut) b18.2.22060
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SIIINCoupling NutSteelZinc/Clear1/4-20 x 1 3/4 x 7/161/4-20xl1-3/4xw7/16 coupling nut zinc plated) b18.2.230
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Future FastenerTXCoupling NutSteelZinc/Clear1/4-201/4-20 rod coupling nut plt1,734
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JacksonMSCoupling NutGrade 2HPlain1/4-20nc 2h coupling nut 1/2 wafx7/8 oal1
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LippinCACoupling NutSteelZinc/Clear1/4-20 x 7/81/4-20 x 7/8 coup nut zn (2500)4500
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TownCountryARCoupling NutSteelZinc/Clear1/4-20 x 1 3/41/4-20 x 1 3/4 hex coupling nut zincinquire
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BAYFASTCOFLCoupling NutSteelZinc/Clear1/4-20 x 7/8coupling nut100
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QFCTXCoupling NutSteelZinc/Clear1/4-201/4-20 bzp econo coupling nut 3/8x7/8l b18.2.2105
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SRFALCoupling NutSteelZinc/Clear1/4-20 x 1 3/4coupling nut181
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Wurth ConNYCoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 7/8 3/81/4-20 x 7/8 hex coupling nut asme b18.2.2 3/8 hex 18.8 stainless steel b18.2.2195
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Wurth ConNYCoupling Nut316, 317, A4 StainlessPlain1/4-20 x 7/8 1/21/4-20 x 7/8 coupling nut 1/2hex 316 ss b18.2.227
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ACFCACoupling NutSteelZinc/Clear1/4-201/4-20 rod coupling nut z/p rohs100
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ACFCACoupling NutSteelZinc/Clear1/4-201/4-20 standard rod coupling nut z/p rohs119
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NutsBoltsNECoupling NutSteelZinc/Clear1/4-201/4-20 coupling nut zp900
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NutsBoltsNECoupling NutSteelZinc/Clear1/4-201/4-20 coupling nut zp100
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CertifiedILCoupling NutSteelPlain1/4-20 x 7/81/4-20 x 7/8 hex coupling nut-zps. b18.2.21,652
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CertifiedILCoupling NutSteelZinc/Clear1/4-20 x 1 3/41/4-20 x 1-3/4 hex coupling nut zps. b18.2.2260
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DeltaTXCoupling NutSteelZinc/Clear1/4-20rod coupling nut zinc-econ 1/4-207227
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DeltaTXCoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20rod coupling nut 18-8 sst 1/4-2085
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RCFastAZCoupling NutGrade AZinc/Clear1/4-20hex coupling nut a563 gra cr+3 (3/8x7/8 economy)inquire
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RCFastAZCoupling NutGrade AZinc/Clear1/4-20hex coupling nut a563 gra cr+3 (7/16x1 3/4 regular)inquire
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RCFastAZCoupling NutGrade AZinc/Clear1/4-20hex coupling nut a563 gra cr+3 (7/16x7/8 economy)inquire
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RCFastAZCoupling NutGrade APlain1/4-20hex coupling nut a563 gra (7/16x1 3/4)inquire
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RCFastAZCoupling NutSteelGalvanized1/4-20hex coupling nut a563 hdg (7/16x1 3/4)inquire
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OlanderCACoupling NutSteelZinc/Clear1/4-20 x 7/8 3/81/4-20 x 7/8 cplng nut 3/8 hex stl zn580
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ASFCORPMICoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 7/81/4-20 x 7/8 hx coupling nut ss pkg470
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BAYFASTCOFLCoupling NutSteelZinc/Clear1/4-20 x 1 1/2coupling nut172
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BAYFASTCOFLCoupling NutSteelZinc/Clear1/4-20 x 1 3/4coupling nut1213
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HBBOLTCACoupling NutSteelZinc/Clear1/4-20 x 1 3/4hex coupling nut442
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HBBOLTCACoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 7/8coupling nuts 18-8 ss33
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THRDFASTFLCoupling NutSteelPlain1/4-20coupling nut b18.2.21,381
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THRDFASTFLCoupling NutSteelPlain1/4-20 x 7/8coupling nut b18.2.21,282
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THRDFASTFLCoupling NutSteelZinc/Clear1/4-20 x 7/8coupling nut b18.2.2679
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THRDFASTFLCoupling NutSteelZinc/Clear1/4-20 x 7/8coupling nut b18.2.21,812
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THRDFASTFLCoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-2018-8 ss coupling nut b18.2.220
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SISAZCoupling NutGrade 2Zinc/Clear1/4-20 x 7/8(3/8 width) coupling nut grade 2 -100
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THRDFASTMSCoupling NutSteelZinc/Clear1/4-20 x 7/8coupling nut b18.2.2288
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THRDFASTMSCoupling Nut316, 317, A4 StainlessPlain1/4-20t-316 ss coupling nut b18.2.22
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LibertyILCoupling NutSteelZinc/Clear1/4-20 x 1 3/4 x 7/16across the flats rod coupling nut plate300
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LibertyILCoupling NutSteelZinc/Clear1/4-20rod coupling nut (3/8x7/8)1,289
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ISSCOMOCoupling NutGrade 2Zinc/Clear1/4-20 x 1 3/4nut hex coupling z/p 7/16 af,479
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HewesNYCoupling NutSteelZinc/Clear1/4-20 x 7/8rod coupling nut pl2312
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AFIFLCoupling NutSteelZinc/Clear1/4-20 x 7/8 3 x 81/4-20x7/8-3x8 hex coupling nut stl zinc194
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AFIFLCoupling NutSteelZinc/Clear1/4-20 x 7/81/4-20x7/8 hex coupling nut st zn192
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AFIFLCoupling NutSteelZinc/Clear1/4-20 x 1 3/41/4-20x1-3/4 hex coupling nut st zn500
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AFIFLCoupling NutGrade 5Zinc/Clear1/4-20 x 7/8 1/21/4-20x7/8-1/2 hex coupling nut g5 st zn250
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XL ScrewGACoupling NutSteelZinc/Clear1/4-20 x 3/8 x 7/8hex coupling nuts dc-dc zp2,000
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MasFasCorpNVCoupling NutSteelZinc/Clear1/4-20 x 1 1/2coupling nutinquire
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MasFasCorpNVCoupling NutAluminumPlain1/4-20 x 7/8coupling nutinquire
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MasFasCorpNVCoupling NutSteelZinc/Clear1/4-20coupling nutinquire
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CONTAERONJCoupling NutSteelPlain1/4-20 x 1 3/4coupling nut32800
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GLFOHCoupling NutSteelZinc/Clear1/4-20 x 1 3/4hex coupling nut 7/16 af zc nut71
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GLFOHCoupling NutSteelZinc/Clear1/4-20 x 1 3/4hex coupling nut zc nut700
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Kanebridge ILCoupling NutSteelZinc/Clear1/4-20 x 7/8 3/81/4-20x7/8-3/8 hex rod coupling nut 3/8 across flats zinc15,000
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Kanebridge ILCoupling NutSteelZinc/Clear1/4-20 x 1 1/21/4-20x1 1/2 hex rod coupling nut 7/16 across flats zinc15,000
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Kanebridge ILCoupling NutSteelZinc/Clear1/4-20 x 1 3/4hex coupling nut15,000
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Kanebridge ILCoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 7/8 3/81/4-20x7/8-3/8 hex rod coupling nut 3/8 across flats 18-8 stainless steel3.750
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Kanebridge ILCoupling NutGrade 5Zinc/Clear1/4-20 x 7/81/4-20x7/8 hex rod coupling nut 7/16 across flats grade 5 zinc18.750
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MAINSOURCNHCoupling NutSteelPlain1/4-20 x 7/8coupling nut stl z/clr2094
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Valley NuWACoupling NutSteelZinc/Black1/4-20 x 1 3/4nc hex coupling nut zb26
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Valley NuWACoupling NutSteelZinc/Black1/4-20 x 3/8 x 7/8nc hex cplng economy nut zb4
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TimberlineCOCoupling NutSteelZinc/Clear1/4-20 x 7/8rod cpl nut zn 1/4-20 x 7/81450
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TimberlineCOCoupling NutSteelZinc/Clear1/4-20 x 7/8rod cpl nut zn 1/4-20 x 7/8951
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Valley NuWACoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20nc 18-8 ss coupling nut26
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Alma BoltMICoupling NutSteelZinc/Clear1/4-20 x 1 1/2coupling nut715
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Alma BoltMICoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20(7/8 lgx3/8 af) st. st. coupling nut272
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AALLNJCoupling NutSteelZinc/Clear1/4-20 x 1 1/2hex coupling nut, 7/16 af,60
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AALLNJCoupling NutSteelZinc/Clear1/4-20hex coupling nut, 3/8 width across flats, 7/8 long,1008
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AMC IncCACoupling NutGrade 2Zinc/Clear1/4-20coupling nut4000
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