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1 1/4 inch length 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.

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

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SupplierLocTypeMaterialFinishSizeDescriptionQty 
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GLFOHCoupling NutSteelGalvanized1/2-13 x 1 1/41/2-13x1-1/4 hex coupling nut stl hdg b18.2.2 () () ()10400
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GLFOHCoupling NutSteelZinc/Clear1/2-13 x 1 1/41/2-13x1-1/4 hex coupling nut stl zc b18.2.2 () () ()9668
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GLFOHCoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-13 x 1 1/41/2-13x1-1/4 hex coupling nut 18-8 s/s b18.2.2 () () ()230
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AbabaCACoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-13 x 1 1/41/2-13 x 1 1/4 cplng nut s/s b18.2.215
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AbabaCACoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-13 x 1 1/41/2-13 x 1 1/4 cplng nut s/s b18.2.215
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SIIINCoupling NutSteelZinc/Clear1/2-13 x 1 1/4 x 11/161/2-13 x l1-1/4 x w11/16 coupling nut zinc plated) b18.2.2517
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JET FITTINGCACoupling NutAluminumPlain3/4-16 x 1 1/4 x 13/4-16x1-1/4x1 nut coupling hex aluminum 1216F20-16CN A b18.2.24
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B & K FASTPACoupling Nut316, 317, A4 StainlessPlain7/16-14 x 1 1/47/16-14 x 1 1/4 stainless coupling nuts t-316 b18.2.21
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B & K FASTPACoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-13 x 1 1/41/2-13 x 1 1/4 stainless coupling nuts b18.2.250
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Marine FastenersFLCoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain7/16-14 x 1 1/47/16-14x1 1/4 hex coupling nut 18-8 ss b18.2.22070
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Marine FastenersFLCoupling Nut316, 317, A4 StainlessPlain1/2-13 x 1 1/41/2-13x1-1/4 coupling nut 316 s/s 316ss b18.2.22110
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Marine FastenersFLCoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-20 x 1 1/41/2-20 x 1-1/4 coupling nut ss b18.2.21569
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OSSCORICoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-13 x 1 1/41/2-13x1 1/4 coupling nut 18-8 304 b18.2.25
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Bostwick INCoupling NutSteelZinc/Clear1/2-13 x 1 1/41/2-13 x 1 1/4 reducing coup nut 5/8-11 zinc b18.2.231
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Mid-ValleyCACoupling NutSteelPlain7/8-14 x 1 1/4coupling nut b18.2.2inquire
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JET FITTINGCACoupling NutAluminumPlain3/4-20 x 1 1/4 x 1nut coupling 3/4-20x1-1/4x1 hex aluminum b18.2.24
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THRDFASTFLCoupling Nut316, 317, A4 StainlessPlain1/2-13 x 1 1/4t-316 ss coupling nut b18.2.216
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THRDFASTTNCoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-13 x 1 1/418-8 ss coupling nut b18.2.2114
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THRDFASTFLCoupling NutSteelZinc/Clear1/2-13 x 1 1/4coupling nut b18.2.216
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THRDFASTMSCoupling Nut316, 317, A4 StainlessPlain1/2-13 x 1 1/4t-316 ss coupling nut b18.2.23
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All SizeTXCoupling NutSteelZinc/Clear1/2-13 x 1 1/41/2-13 x 1-1/4 coupling nut zinc b18.2.2622
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