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1/4 Hex Coupling Nuts (ASME B18. 2.2)

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.

28 results, (click on any line for more information)
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SupplierLocTypeMaterialFinishSizeDescriptionQty 
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Irwin IndOntCoupling NutSteelZinc/Clear1/4-20 3/81/4-20 unc hex coupling nut 3/8afx7/8thk steel zc triv cl b18.2.22280
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GLFOHCoupling NutAluminumPlain1/41/4-20 alum coupling nut AN818-4D b18.2.2 () ()188
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GLFOHCoupling NutSteelZinc/Clear1/4-20 x 7/81/4-20x7/8 hex coupling nut stl zc b18.2.2 () ()90
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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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AbabaCACoupling NutSteelZinc/Clear1/4-28 x 7/8 3/81/4-28 x 7/8 cplng nut 3/8 af stl znc b18.2.250
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AbabaCACoupling NutSteelZinc/Clear1/4-28 x 7/8 3/81/4-28 x 7/8 cplng nut 3/8 af stl znc b18.2.2136
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SIIINCoupling NutSteelZinc/Clear1/4-20 x 7/81/4-20 x7/8 zinc plated steel coupling nut) b18.2.21960
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QFCTXCoupling NutGrade APlain1/4-20 x 3/41/4-20x3/4 hex coupling nut a563 gra black b18.2.2100
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QFCTXCoupling NutGrade APlain1/4-20 x 3/41/4-20x3/4 hex coupling nut a563 gra black b18.2.220
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QFCTXCoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/41/4nc 18-8ss coupling nut 7/8long b18.2.2620
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QFCTXCoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/41/4nc 18-8ss coupling nut 7/8long b18.2.2206
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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 b18.2.28
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Marine FastenersFLCoupling Nut316, 317, A4 StainlessPlain1/4-20 x 7/81/4-20x7/8 hex coupling nut 316ss 316ss b18.2.29218
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QFCTXCoupling NutSteelZinc/Clear1/4-201/4-20 bzp econo coupling nut 3/8x7/8l b18.2.281
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THRDFASTFLCoupling NutSteelPlain1/4-20coupling nut b18.2.21,381
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THRDFASTFLCoupling NutSteelZinc/Clear1/4nf-28 coupling nut b18.2.21,261
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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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THRDFASTMSCoupling NutSteelZinc/Clear1/4nf-28 coupling nut b18.2.232
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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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