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Coupling Nuts (2,500+ items) - Page 3

Midwest Fastener Coupling Nut, 1/4"-20, Steel, Zinc Plated, 1-3/4 in Lg, 100 PK 03636
Multiple Options Available
Midwest Fastener

Coupling Nut, 1/4"-20, Steel, Zinc Plated, 1-3/4 in Lg, 100 PK

Zoro # G902518006
Mfr # 03636
product price:  $63.45
/pk 100, $0.63/ea
Zoro Select Coupling Nut, 1/2"-13, Steel, Zinc Plated, 1-1/4 in Lg, 5/8 in Hex Wd, 150 PK 502010NCUPR
Zoro Select

Coupling Nut, 1/2"-13, Steel, Zinc Plated, 1-1/4 in Lg, 5/8 in Hex Wd, 150 PK

Zoro # G7595133
Mfr # 502010NCUPR
product price:  $104.99
/pk 150, $0.70/ea
Midwest Fastener Coupling Nut Reducer, 5/8" and 1/2", Steel, Hot Dipped Galvanized, 1-1/2 in Lg, 25 PK 52000
Midwest Fastener

Coupling Nut Reducer, 5/8" and 1/2", Steel, Hot Dipped Galvanized, 1-1/2 in Lg, 25 PK

Zoro # G002515455
Mfr # 52000
product price:  $61.45
/pk 25, $2.46/ea
Zoro Select Coupling Nut, 3/8"-16, Steel, Zinc Plated, 1-1/8 in Lg, 1/2 in Hex Wd, 200 PK 371808NCUP
Zoro Select

Coupling Nut, 3/8"-16, Steel, Zinc Plated, 1-1/8 in Lg, 1/2 in Hex Wd, 200 PK

Zoro # G7595018
Mfr # 371808NCUP
product price:  $53.29
/pk 200, $0.27/ea
Ampg Coupling Nut Reducer, M6 and M8, 18-8 Stainless Steel, Not Graded, Plain, 38 mm Lg, 16 mm Hex Wd NUT601M6XM8
Ampg

Coupling Nut Reducer, M6 and M8, 18-8 Stainless Steel, Not Graded, Plain, 38 mm Lg, 16 mm Hex Wd

Zoro # G0640101
Mfr # NUT601M6XM8
product price:  $13.29
/ea
Ampg Reducing Sleeve, 3/8"-16 to 3/8"-24 Sz, SS NUT60138X38
Ampg

Reducing Sleeve, 3/8"-16 to 3/8"-24 Sz, SS

Zoro # G0640503
Mfr # NUT60138X38
product price:  $8.59
/ea
Zoro Select Coupling Nut, M24-3.00, 18-8 Stainless Steel, Not Graded, Zinc Plated, 72 mm Lg, 36 mm Hex Wd, 5 PK M11400.240.0001
Zoro Select

Coupling Nut, M24-3.00, 18-8 Stainless Steel, Not Graded, Zinc Plated, 72 mm Lg, 36 mm Hex Wd, 5 PK

Zoro # G0302578
Mfr # M11400.240.0001
product price:  $35.49
/pk 5, $7.10/ea
Zoro Select Coupling Nut, 7/16"-20, Steel, Grade 2, Zinc Plated, 1-3/4 in Lg, 9/16 in Hex Wd, 10 PK 250375BG
Zoro Select

Coupling Nut, 7/16"-20, Steel, Grade 2, Zinc Plated, 1-3/4 in Lg, 9/16 in Hex Wd, 10 PK

Zoro # G0699334
Mfr # 250375BG
product price:  $24.79
/pk 10, $2.48/ea
Zoro Select Coupling Nut, 7/8"-9, 18-8 Stainless Steel, Not Graded, Plain, 2-1/2 in Lg, 1-1/4 in Hex Wd U51106.087.0250
Zoro Select

Coupling Nut, 7/8"-9, 18-8 Stainless Steel, Not Graded, Plain, 2-1/2 in Lg, 1-1/4 in Hex Wd

Zoro # G2530179
Mfr # U51106.087.0250
product price:  $28.89
/ea
Zoro Select Coupling Nut, 3/4"-10, Steel, Grade 2, Zinc Plated, 1-1/2 in Lg, 1-1/4 in Hex Wd, 5 PK 1JA97
Zoro Select

Coupling Nut, 3/4"-10, Steel, Grade 2, Zinc Plated, 1-1/2 in Lg, 1-1/4 in Hex Wd, 5 PK

Zoro # G1353773
Mfr # 1JA97
product price:  $17.45
/pk 5, $3.49/ea
National Hardware 4013BC Series Coupling Nut, UNC Thread, 1/2-13 Thread, Galvanized N182-710
National Hardware

4013BC Series Coupling Nut, UNC Thread, 1/2-13 Thread, Galvanized

Zoro # G213761191
Mfr # N182-710
product price:  $5.29
/ea
Sold in mult. of 2 for $10.58
No Product Image Available
Zoro Select

Female-Female Hex Adapter

Zoro # G122386126
Mfr # NUT6026CXM4C
product price:  $8.29
/ea
Sold in mult. of 2 for $16.58
Zoro Select Coupling Nut, 3/8"-24, Steel, Grade 2, Zinc Plated, 1-1/8 in Lg, 1/2 in Hex Wd, 10 PK 250367BG
Zoro Select

Coupling Nut, 3/8"-24, Steel, Grade 2, Zinc Plated, 1-1/8 in Lg, 1/2 in Hex Wd, 10 PK

Zoro # G0528324
Mfr # 250367BG
product price:  $20.25
/pk 10, $2.03/ea
Zoro Select Coupling Nut, 1/2"-13, Steel, Zinc Plated, 1-3/4 in Lg, 11/16 in Hex Wd, 150 PK 502811NCUP
Zoro Select

Coupling Nut, 1/2"-13, Steel, Zinc Plated, 1-3/4 in Lg, 11/16 in Hex Wd, 150 PK

Zoro # G7595237
Mfr # 502811NCUP
product price:  $121.99
/pk 150, $0.81/ea
Zoro Select Coupling Nut, 1/2"-13, 18-8 Stainless Steel, Not Graded, Plain, 1-3/4 in Lg, 11/16 in Hex Wd, 2 PK 1HY44
Zoro Select

Coupling Nut, 1/2"-13, 18-8 Stainless Steel, Not Graded, Plain, 1-3/4 in Lg, 11/16 in Hex Wd, 2 PK

Zoro # G3266821
Mfr # 1HY44
product price:  $17.19
/pk 2, $8.60/ea
Zoro Select Coupling Nut, 7/16"-14, 18-8 Stainless Steel, Not Graded, Plain, 1-1/4 in Lg, 5/8 in Hex Wd, 5 PK 250229BG
Zoro Select

Coupling Nut, 7/16"-14, 18-8 Stainless Steel, Not Graded, Plain, 1-1/4 in Lg, 5/8 in Hex Wd, 5 PK

Zoro # G1471757
Mfr # 250229BG
product price:  $29.49
/pk 5, $5.90/ea
Zoro Select Coupling Nut, 3/4"-10, Steel, Grade 2, Zinc Plated, 2-1/4 in Lg, 1 in Hex Wd, 5 PK 1JA99
Zoro Select

Coupling Nut, 3/4"-10, Steel, Grade 2, Zinc Plated, 2-1/4 in Lg, 1 in Hex Wd, 5 PK

Zoro # G3246013
Mfr # 1JA99
product price:  $25.19
/pk 5, $5.04/ea
Zoro Select Coupling Nut, 1/2"-13, Steel, Grade 2, Zinc Plated, 1-3/4 in Lg, 7/8 in Hex Wd, 10 PK 250559BG
Zoro Select

Coupling Nut, 1/2"-13, Steel, Grade 2, Zinc Plated, 1-3/4 in Lg, 7/8 in Hex Wd, 10 PK

Zoro # G2704676
Mfr # 250559BG
product price:  $27.99
/pk 10, $2.80/ea
Zoro Select Coupling Nut, 3/4"-16, Steel, Grade 2, Zinc Plated, 2-1/4 in Lg, 1 in Hex Wd, 5 PK 1JB17
Zoro Select

Coupling Nut, 3/4"-16, Steel, Grade 2, Zinc Plated, 2-1/4 in Lg, 1 in Hex Wd, 5 PK

Zoro # G2735363
Mfr # 1JB17
product price:  $18.39
/pk 5, $3.68/ea
Zoro Select Coupling Nut, 1/2"-13, Steel, Grade 2, Zinc Plated, 4 in Lg, 7/8 in Hex Wd, 2 PK 250539BG
Zoro Select

Coupling Nut, 1/2"-13, Steel, Grade 2, Zinc Plated, 4 in Lg, 7/8 in Hex Wd, 2 PK

Zoro # G0336926
Mfr # 250539BG
product price:  $21.75
/pk 2, $10.88/ea
Zoro Select Coupling Nut, #10-24, Steel, Grade 2, Zinc Plated, 3/4 in Lg, 5/16 in Hex Wd, 10 PK 1JA49
Zoro Select

Coupling Nut, #10-24, Steel, Grade 2, Zinc Plated, 3/4 in Lg, 5/16 in Hex Wd, 10 PK

Zoro # G1085682
Mfr # 1JA49
product price:  $4.85
/pk 10, $0.49/ea
Zoro Select Coupling Nut, 3/4"-10, Steel, Grade 2, Zinc Plated, 2-1/4 in Lg, 1-1/4 in Hex Wd, 2 PK 250563BG
Zoro Select

Coupling Nut, 3/4"-10, Steel, Grade 2, Zinc Plated, 2-1/4 in Lg, 1-1/4 in Hex Wd, 2 PK

Zoro # G3067504
Mfr # 250563BG
product price:  $10.15
/pk 2, $5.08/ea
Foreverbolt Coupling Nut, 1/4"-20, 316 Stainless Steel, Not Graded, NL-19, 7/8 in Lg, 3/8 in Hex Wd, 3 PK FB3CP1420P3
Foreverbolt

Coupling Nut, 1/4"-20, 316 Stainless Steel, Not Graded, NL-19, 7/8 in Lg, 3/8 in Hex Wd, 3 PK

Zoro # G7826695
Mfr # FB3CP1420P3
product price:  $27.95
/pk 3, $9.32/ea
Zoro Select Coupling Nut, 3/8"-24, Steel, Zinc Plated, 1-1/8 in Lg, 1/2 in Hex Wd, 200 PK 381808NCUP
Zoro Select

Coupling Nut, 3/8"-24, Steel, Zinc Plated, 1-1/8 in Lg, 1/2 in Hex Wd, 200 PK

Zoro # G7595219
Mfr # 381808NCUP
product price:  $124.99
/pk 200, $0.62/ea
Ampg Coupling Nut, 3/4" L, No 10-32 Size, Brass NUT6091032
Ampg

Coupling Nut, 3/4" L, No 10-32 Size, Brass

Zoro # G0640731
Mfr # NUT6091032
product price:  $16.69
/ea
Ampg Reducing Sleeve, 3/8"-16 to M10 Size, SS NUT60138X10
Ampg

Reducing Sleeve, 3/8"-16 to M10 Size, SS

Zoro # G0640199
Mfr # NUT60138X10
product price:  $18.59
/ea
Dottie Coupling Nut, 3/8''-16, 18-8 Stainless Steel, 1-1/8 in Lg, 50 PK RCS2
Dottie

Coupling Nut, 3/8''-16, 18-8 Stainless Steel, 1-1/8 in Lg, 50 PK

Zoro # G807168092
Mfr # RCS2
product price:  $382.99
/pk 50, $7.66/ea
Zoro Select Coupling Nut, 5/8"-11, Steel, Zinc Plated, 2-1/8 in Lg, 13/16 in Hex Wd, 100 PK 623413NCUP
Zoro Select

Coupling Nut, 5/8"-11, Steel, Zinc Plated, 2-1/8 in Lg, 13/16 in Hex Wd, 100 PK

Zoro # G7595106
Mfr # 623413NCUP
product price:  $128.99
/pk 100, $1.29/ea
Zoro Select Coupling Nut, #1-8, Steel, Zinc Plated, 2-3/4 in Lg, 1-3/8 in Hex Wd, 20 PK 1004422NCUP
Zoro Select

Coupling Nut, #1-8, Steel, Zinc Plated, 2-3/4 in Lg, 1-3/8 in Hex Wd, 20 PK

Zoro # G7597163
Mfr # 1004422NCUP
product price:  $126.99
/pk 20, $6.35/ea
Zoro Select Coupling Nut, 5/16"-18, Steel, Zinc Plated, 7/8 in Lg, 1/2 in Hex Wd, 200 PK 311408NCUP
Zoro Select

Coupling Nut, 5/16"-18, Steel, Zinc Plated, 7/8 in Lg, 1/2 in Hex Wd, 200 PK

Zoro # G7595158
Mfr # 311408NCUP
product price:  $84.19
/pk 200, $0.42/ea
Midwest Fastener Coupling Nut, M16-2.00, Steel, Zinc Plated, 48 mm Lg, 3 PK 78528
Midwest Fastener

Coupling Nut, M16-2.00, Steel, Zinc Plated, 48 mm Lg, 3 PK

Zoro # G602521603
Mfr # 78528
product price:  $18.31
/pk 3, $6.10/ea
Midwest Fastener Coupling Nut, M10-1.50, 18-8 Stainless Steel, Not Graded, 40 mm Lg, 15 PK 55194
Multiple Options Available
Midwest Fastener

Coupling Nut, M10-1.50, 18-8 Stainless Steel, Not Graded, 40 mm Lg, 15 PK

Zoro # G302519849
Mfr # 55194
product price:  $92.29
/pk 15, $6.15/ea
Zoro Select Coupling Nut, #8-32, Steel, Zinc Plated, 5/8 in Lg, 5/16 in Hex Wd, 1000 PK 081005NCUP
Zoro Select

Coupling Nut, #8-32, Steel, Zinc Plated, 5/8 in Lg, 5/16 in Hex Wd, 1000 PK

Zoro # G7594494
Mfr # 081005NCUP
product price:  $309.99
/pk 1000, $0.31/ea
Huyett Coupling Nut, 5/8-11, Steel, Grade A, Zinc Clear Trivalent, 2-1/8 in Lg, 0.812 in Hex Wd NUTP00-0625-2125A563
Huyett

Coupling Nut, 5/8-11, Steel, Grade A, Zinc Clear Trivalent, 2-1/8 in Lg, 0.812 in Hex Wd

Zoro # G113330732
Mfr # NUTP00-0625-2125A563
product price:  $0.80
/ea
Sold in mult. of 20 for $16.00
Zoro Select Coupling Nut, 1/4"-20, Steel, Zinc Plated, 1-1/2 in Lg, 7/16 in Hex Wd, 600 PK 142407NCUP
Zoro Select

Coupling Nut, 1/4"-20, Steel, Zinc Plated, 1-1/2 in Lg, 7/16 in Hex Wd, 600 PK

Zoro # G7594966
Mfr # 142407NCUP
product price:  $430.99
/pk 600, $0.72/ea
Zoro Select Coupling Nut, #10-32, Steel, Zinc Plated, 3/4 in Lg, 5/16 in Hex Wd, 1000 PK 111205NCUP
Zoro Select

Coupling Nut, #10-32, Steel, Zinc Plated, 3/4 in Lg, 5/16 in Hex Wd, 1000 PK

Zoro # G7594519
Mfr # 111205NCUP
product price:  $264.99
/pk 1000, $0.26/ea
Coupling Nuts (2,500+ items) - Page 3
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About Coupling Nuts

Coupling Nuts are an essential piece of hardware used in many different applications. They are designed to join two pieces of threaded rod together, and come in a variety of sizes, shapes, and materials.

Types of Coupling Nuts

Coupling Nuts come in many different types and sizes, and the size and thread type vary depending on the specific application they will be used for. Additionally, some Coupling Nuts may have a set screw or left hand thread to provide additional security.

How Coupling Nuts are Made

Coupling Nuts are typically made from steel or stainless steel and can be either zinc plated or black oxide coated for added corrosion protection. The process to make them involves machining threads into the material so that it is compatible with other pieces of threaded rod.

Industries that use Coupling Nuts

Coupling Nuts are commonly used in industries such as construction, automotive repair, manufacturing and plumbing. Professionals use them to securely fasten two pieces of threaded rod together while allowing them to rotate freely around each other.

Find the Coupling Nuts You Need at Zoro

Looking for a specific item? Use our robust search tool to find it by name or keyword, or use our handy filters to narrow down our full assortment. You can also check out our whole selection of fasteners, along with other tools or supplies to ensure you have all you need to tackle the job, especially if you're taking on a DIY project for the first time.
Plus, when you shop at Zoro, you'll always enjoy competitive prices on tons of great brands you know and trust. We make the shopping experience as fast and seamless as possible with free shipping on orders over $50 for registered users, Net 30 payment terms for qualifying customers, and an unparalleled customer service experience.

Related Categories

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3/4 in stainless steel nutcoupling nuts stainless steelm18 nutsaluminum wire nutsthreaded coupling nut
hex coupling nut3/4 in coupling nut3/4 in galvanized nutstainless steel 3/8 nut5/8-18 coupling nut

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