FCH News

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.

2,540 Coupling Nut, showing 200, (click on any line for more information)

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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 NutSteelZinc/Clear1-8 (2-3/4x1-3/8) coupling nut pl44
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AmericanNYCoupling NutSteelZinc/Clear1/2-13(1-3/4x11/16) coupling nut pl0
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AmericanNYCoupling NutSteelZinc/Clear3/8-16 1 3/4 x 5/83/8-16 (1-3/4x5/8af) coupling nut pl94
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AmericanNYCoupling Nut316, 317, A4 StainlessPlain1-8rod coupler nut 316 stainless1
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JacksonMSCoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10-32nf coupling nut 18-8 30422
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JacksonMSCoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain7/8nc coupling nut 18-8 30410
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JacksonMSCoupling NutSteelZinc/ClearM3-0.50coupling nut20
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JacksonMSCoupling NutSteelZinc/Clear10mmx1.50 oal nc coupling nut9
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JacksonMSCoupling NutSteelZinc/Clear#10-24 5/1610-24 nc hex coupling nut 5/16 hex wafx3/4 oal7023
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JacksonMSCoupling NutSteelZinc/Clear1/4-20 3/81/4-20 nc coupling nut 3/8 wafx7/8 oal1954
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JacksonMSCoupling NutSteelZinc/Clear5/16nc coupling nut374
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JacksonMSCoupling NutSteelZinc/Clear3/8 x 9/16wafx1 3/4 oal nc coupling nut613
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JacksonMSCoupling NutSteelZinc/Clear3/8 x 1/2wafx1-1/8 oal nc coupling nut shortlight duty economy pattern1
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JacksonMSCoupling NutSteelZinc/Clear7/16-14 x 1 3/4 x 5/8waf coupling nut420
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JacksonMSCoupling NutSteelZinc/ClearM5-0.80coupling nut180
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JacksonMSCoupling NutSteelZinc/Clear1/2 x 11/16 x 1 3/4oal nc coupling nut734
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JacksonMSCoupling NutSteelZinc/ClearM6-1.00coupling nut953
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JacksonMSCoupling NutSteelZinc/Clear5/8 x 13/16 x 2 1/85/8 ncx13/16x2 1/8 oal coupling nut511
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JacksonMSCoupling NutSteelZinc/Clear3/4 x 1 x 2 1/4oal nc coupling nut174
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JacksonMSCoupling NutSteelZinc/ClearM8-1.25coupling nut539
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JacksonMSCoupling NutSteelZinc/Clear7/8 nc 2 1/2 oal coupling nut82
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JacksonMSCoupling NutSteelZinc/Clear1-8 x 1 1/4 x 2 1/2oal nc coupling nut101
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JacksonMSCoupling NutSteelZinc/ClearM10-1.50coupling nut1
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JacksonMSCoupling NutSteelZinc/Clear1 1/8nc coupling nut59
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MAINSOURCNHCoupling NutSteelPlain3/8-16 x 13/8-16x1 reducr cplng nut 1/4-20(1/2hx) stl z/cl450
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JacksonMSCoupling NutGrade 2Zinc/Clear3/8-16 to 5/16-18 reducer coupling nut grade 2 1/2 waf x 1 long zinc plated special order50
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WeaverWACoupling NutSteelZinc/ClearM12-1.7512-1.75 coupling nut zinc37
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WeaverWACoupling NutSteelZinc/Clear#8-32 x 5/88-32x5/8 coupling nut zinc200
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WeaverWACoupling NutSteelZinc/Clear#10-24 x 3/4 5/1610-24x3/4 coupling nut zinc 5/16 hex100
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WeaverWACoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-201/4-20 coupling nut 18-8 ss93
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WeaverWACoupling NutSteelZinc/Clear1/4-20 x 1 3/41/4-20x1 3/4 coupling nut zinc890
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WeaverWACoupling NutSteelZinc/Clear1/4-281/4-28 coupling nut zinc999
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WeaverWACoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-185/16-18 coupling nut 18-8 ss125
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WeaverWACoupling NutSteelPlain5/16-18 x 1 3/45/16-18x1 3/4 coupling nut plain350
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WeaverWACoupling NutSteelZinc/Clear5/16-18 x 1 3/45/16-18x1 3/4 coupling nut zinc200
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WeaverWACoupling NutSteelZinc/Clear5/16-245/16-24 coupling nut zinc1800
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WeaverWACoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-163/8-16 coupling nut 18-8 ss219
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WeaverWACoupling NutSteelZinc/Clear3/8-243/8-24 coupling nut zinc149
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WeaverWACoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain7/16-147/16-14 coupling nut 18-8 ss5
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WeaverWACoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-131/2-13 coupling nut 18-8 ss10
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WeaverWACoupling NutSteelPlain1/2-13 x 1 11/161/2-13x1 3/4 coupling nut plain 11/16 hex1
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WeaverWACoupling NutSteelZinc/Clear1/2-201/2-20 coupling nut zinc287
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WeaverWACoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/8-115/8-11 coupling nut 18-8 ss31
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WeaverWACoupling NutSteelZinc/Clear5/8-185/8-18 coupling nut zinc77
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WeaverWACoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/4-103/4-10 coupling nut 18-8 ss16
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WeaverWACoupling NutSteelGalvanized3/4-10 x 2 1/43/4-10x2 1/4 coupling nut galvanized130
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YANKEENHCoupling NutSteelZinc/Clear1/4-201/4-20 coupling nut zinc pltd110
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YANKEENHCoupling NutSteelZinc/Clear5/16-18 x 1 1/85/16-18 x 1-1/8 coupling nut steel zinc plated251
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YANKEENHCoupling NutSteelZinc/Clear5/16-18 x 7/85/16-18 x 7/8 coupling nut narrow zinc pltd21
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YANKEENHCoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16 x 1 1/83/8-16 x 1-1/8 long coupling nut 18-8 stainless steel33
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YANKEENHCoupling NutSteelZinc/Clear7/16-207/16-20 coupling nut zinc pltd41
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YANKEENHCoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/8-11 x 1 3/45/8-11 x 1-3/4 coupling nut 18-8 stainless steel10
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YANKEENHCoupling NutSteelZinc/Clear3/4-103/4-10 coupling nut zinc pltd52
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YANKEENHCoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/4-103/4-10 coupling nut stain steel2
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YANKEENHCoupling NutSteelZinc/ClearM6-1.00m6(1) coupling nut zinc pltd47
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YANKEENHCoupling NutSteelZinc/ClearM8-1.25m8(1.25) coupling nut zinc pltd86
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Jay-CeeMICoupling 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 18-8 304 steel50
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AbabaCACoupling NutSteelZinc/ClearM6-1.0-18m6-1.0 x 18 cplng nut stl znc49
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AbabaCACoupling NutSteelZinc/ClearM6-1.0-18m6-1.0 x 18 cplng nut stl znc25
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AbabaCACoupling NutSteelZinc/ClearM8-1.25-24m8-1.25 x 24 cplng nut stl znc150
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AbabaCACoupling NutSteelZinc/ClearM8-1.25-24m8-1.25 x 24 cplng nut stl znc50
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AbabaCACoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1-8 x 2 1 3/81-8 x 2 3/4 cplng nut 1 3/8 af s/s b18.2.24
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AbabaCACoupling NutSteelPlain1-8 x 2 1 3/81-8 x 2 3/4 cplng nut 1 3/8 af stl pln b18.2.22
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AbabaCACoupling NutSteelZinc/Clear1-8 x 2 1 3/81-8 x 2 3/4 cplng nut 1 3/8 af stl znc b18.2.210
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AbabaCACoupling NutSteelZinc/Clear1-8 x 2 1 3/81-8 x 2 3/4 cplng nut 1 3/8 af stl znc b18.2.25
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AbabaCACoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10-24 x 3/410-24 x 3/4 cplng nut s/s b18.2.215
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AbabaCACoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10-24 x 3/410-24 x 3/4 cplng nut s/s b18.2.230
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AbabaCACoupling NutSteelZinc/Clear#10-24 x 3/4 5/1610-24 x 3/4 cplng nut 5/16 af stl znc b18.2.2150
AbabaCACoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10-32 x 3/410-32 x 3/4 cplng nut s/s b18.2.240
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AbabaCACoupling NutSteelZinc/Clear1 1/8-7 x 31 1/8-7 x 3 cplng nut stl znc b18.2.210
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AbabaCACoupling NutSteelZinc/Clear1 1/2-6 x 41 1/2-6 x 4 cplng nut stl znc b18.2.22
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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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Set ScrewILCoupling NutSteelPlain5/8-11 x 1 1 1/8nut couplerinquire
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ACCURATEILCoupling NutSteelZinc/Clear3/8-16 x 1 1/8hex coupling nut standard (1/2 a.f)1915
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ACCURATEILCoupling NutSteelZinc/Clear#10-32 x 3/4hex coupling nut202
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ACCURATEILCoupling NutSteelZinc/Clear1/2-13 x 1 3/4hex coupling nut291
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ACCURATEILCoupling NutSteelPlain1/4-20 x 7/8hex coupling nut4085
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AmericanNYCoupling NutSteelZinc/Clear1-8 (2-3/4x1-3/8) coupling nut pl44
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AmericanNYCoupling NutSteelZinc/Clear3/8-16 1 3/4 x 5/83/8-16 (1-3/4x5/8af) coupling nut pl94
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AmericanNYCoupling Nut316, 317, A4 StainlessPlain7/8-9coupling nut 316 stainless6
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AmericanNYCoupling NutSteelZinc/Clear1/4-201/4-20 (7/8x3/8) coupling nut zp1050
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AmericanNYCoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-1618-8 304 coupling nut15
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AmericanNYCoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4 x 3/8 x 7/8coupling nut 18-8 3048
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AmericanNYCoupling Nut316, 317, A4 StainlessPlain1/2-13coupling nut 31615
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AmericanNYCoupling NutSteelZinc/Clear3/8-16coupling nut pl200
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METRO INDOHCoupling NutSteelZinc/Clear3/8-16 x 1 3/4coupling nut uss1000
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JHP FastenersWICoupling NutSteelZinc/Clear1 1/4-7 x 1 5/8 x 31 1/4-7x1-5/8wx3 l hex coupling nut zp15
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ExpressCACoupling NutSteelZinc/Clear5/8-11 x 1 3/45/8-11x1-3/4 coupling nut zinc15
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ExpressCACoupling NutSteelZinc/Clear1/4-20 x 3/8 x 7/81/4-20x3/8x7/8 coupling nut econo zinc100
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ExpressCACoupling NutSteelZinc/Clear3/8-16 x 1/2 x 1 1/83/8-16x1/2x1-1/8 coupling nut econo zinc832
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ExpressCACoupling NutSteelZinc/Clear1/2-13 x 5/8 x 1 1/41/2-13x5/8x1-1/4 coupling nut econo zinc71
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ExpressCACoupling NutSteelGalvanized1 1/2 x 4 1/21-1/2x4-1/2 galv a563 coupling nut15
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ExpressCACoupling NutSteelZinc/Clear1/2-13 x 1 3/41/2-13x1-3/4 1 hole inspection coupling nut zinc593
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ExpressCACoupling NutSteelZinc/Clear1/2-13 x 3/81/2-13x3/8-16 coupling nut reducer zinc190
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ExpressCACoupling NutSteelZinc/Clear#10-32 x 210-32x2 coupling nut zinc50500
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ExpressCACoupling NutSteelPlain5/16-18 x 7/16 x 7/85/16-18x7/16x7/8 coupling nut econo plain150
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ExpressCACoupling NutSteelZinc/Clear3/4-10 x 23/4-10 2 hole inspection hole coupling nut zinc13
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SIIINCoupling NutSteelZinc/Clear3/8-16 x 1 1/83/8-16 x l1-1/8 x w5/8 coupling nut zinc plated)660
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JHP FastenersTXCoupling NutSteelZinc/Clear1/2-13nut hex coupling 1/2-13 steel/zinc atf 11/16 length 1-3/444
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RePneu ToMICoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 3/8 x 7/81/4-20xw3/8 xl7/8 hex coupling nuts 18-8 s/s steel454
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RePneu ToMICoupling NutSteelPlaintie rod nut8
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B & K FASTPACoupling NutSteelZinc/Clear5/8-18 x 2 1/85/8-18 x 2 1/8 long coupling nuts zinc b18.2.24
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B & K FASTPACoupling NutSteelPlain3/4-10 x 2 1/43/4-10 x 2 1/4 long coupling nuts plain b18.2.21
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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.)Plain5/8-11 x 1 3/45/8-11 x 1 3/4 stainless coupling nuts b18.2.26
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B & K FASTPACoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/4-10 x 2 1/43/4-10 x 2 1/4 stainless coupling nuts b18.2.215
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B & K FASTPACoupling NutSteelPlain3/8-16 x 1 3/43/8-16 x 1 3/4 long coupling nuts pln b18.2.2300
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Lubker DiPACoupling NutSteelZinc/Clear1-8 x 2 1/21-8x2 1/2 hex rod coupling nut zp50
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JacksonMSCoupling NutGrade 2HPlain1-8 1 5/81-8 nc 2h coupling nut 1 5/8 wafx2 3/4 oal3
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JacksonMSCoupling Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1 1/2nc coupling nut 18-8 3041
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JacksonMSCoupling NutSteelZinc/Clear1-14 x 1 3/8wafx2 3/4 oal nf coupling nut4
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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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LippinCACoupling NutSteelZinc/Clear5/16-18 x 1 1/85/16-18 x 1 1/8 coup nut zn (1000)12800
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LippinCACoupling NutSteelZinc/Clear3/8-16 x 1 1/8 x 5/83/8-16 x 1 1/8 x 5/8 coup nut zn (500)86150
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LippinCACoupling NutSteelZinc/Clear1/2-13 x 1 3/41/2-13 x 1 3/4 coup nut zn (400)10750
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LippinCACoupling NutSteelZinc/Clear5/8-11 x 2 1/85/8-11 x 2 1/8 coup nut zn (250)7400
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LippinCACoupling NutSteelZinc/Clear3/4-10 x 2 1/43/4-10 x 2 1/4 coup nut zn (200)3740
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LippinCACoupling NutSteelZinc/Clear7/8-9 x 2 1/27/8-9 x 2 1/2 coup nut zn (75)3500
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LippinCACoupling NutSteelZinc/Clear1-8 x 2 3/41-8 x 2 3/4 coup nut zn (75)150
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LippinCACoupling NutSteelPlain1/2-131/2-13 coup nut plain (400)13700
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LippinCACoupling NutSteelPlain5/8-115/8-11 coup nut plain (250)23506
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LippinCACoupling NutSteelPlain3/4-103/4-10 coup nut plain (200)4477
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LippinCACoupling NutSteelPlain7/8-97/8-9 coup nut plain (75)4230
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LippinCACoupling NutSteelPlain1-81-8 coup nut plain (50)642
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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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AmericanNYCoupling Nut316, 317, A4 StainlessPlain1-8rod coupler nut 316 stainless1
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AmericanNYCoupling NutSteelZinc/Clear3/8-16 1 3/4 x 5/83/8-16 (1-3/4x5/8af) coupling nut pl214
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AmericanNYCoupling Nut316, 317, A4 StainlessPlain7/8-9coupling nut 316 stainless16
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