7/16-20 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.

11 results, (click on any line for more information)

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SupplierLocTypeMaterialFinishSizeDescriptionQty 
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CenturyFLCoupling NutSteelPlain7/16-20ms51531b4s5
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B & K FASTPACoupling NutSteelZinc/Clear7/16-20 x 1 3/47/16-20 x 1 3/4 long coupling nut zn b18.2.211
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YANKEENHCoupling NutSteelZinc/Clear7/16-207/16-20 coupling nut zinc pltd41
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HayesCACoupling NutSteelPlain7/16-20ms51531-b4s 7/16-20 tube coupling nut s/s45
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AbabaCACoupling NutSteelZinc/Clear7/16-20 x 1 9/167/16-20 x 1 1/4 cplng nut 9/16 af stl znc b18.2.225
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LippinCACoupling NutSteelZinc/Clear7/16-20coupling nut fine zinc plated768
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RCFastAZCoupling NutSteelPlain7/16-20nut, tube coupling, 37 deg, flared MS51531B4Sinquire
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RCFastAZCoupling NutGrade AZinc/Clear7/16-20hex coupling nut a563 gra cr+3 (9/16x1 1/4 economy)inquire
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RCFastAZCoupling NutGrade APlain7/16-20hex coupling nut a563 gra (9/16x1 1/4)inquire
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AIHAZCoupling NutSteelPlain7/16-20nut tube coupling 37 deg MS51531B4S8
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AFIFLCoupling NutAluminumAnodized7/16-207/16-20 coupling nut al anodized370
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