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

Zoro Select Coupling Nut, 3/4"-10, Steel, Grade 5, Zinc Plated, 2-1/4 in Lg, 1 in Hex Wd, 2 PK 250188BG
Zoro Select

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

Zoro # G0773202
Mfr # 250188BG
product price:  $13.49
/pk 2, $6.75/ea
Zoro Select Coupling Nut, 3/8"-24, 18-8 Stainless Steel, Not Graded, Plain, 1-1/8 in Lg, 1/2 in Hex Wd, 5 PK 250421BG
Zoro Select

Coupling Nut, 3/8"-24, 18-8 Stainless Steel, Not Graded, Plain, 1-1/8 in Lg, 1/2 in Hex Wd, 5 PK

Zoro # G0484933
Mfr # 250421BG
product price:  $21.19
/pk 5, $4.24/ea
Te-Co Coupling Nut, M10-1.50, Steel, Black Oxide, 24 mm Lg, 16 mm Hex Wd 61503
Te-Co

Coupling Nut, M10-1.50, Steel, Black Oxide, 24 mm Lg, 16 mm Hex Wd

Zoro # G1710359
Mfr # 61503
product price:  $5.99
/ea
Sold in mult. of 5 for $29.95
Zoro Select Coupling Nut, 3/8"-16, 316 Stainless Steel, Not Graded, Plain, 1-1/8 in Lg, 1/2 in Hex Wd, 2 PK 250264BG
Zoro Select

Coupling Nut, 3/8"-16, 316 Stainless Steel, Not Graded, Plain, 1-1/8 in Lg, 1/2 in Hex Wd, 2 PK

Zoro # G0418442
Mfr # 250264BG
product price:  $12.15
/pk 2, $6.08/ea
Stm Coupling Nut, 3/4"-10, Steel, Black Oxide 333678
Stm

Coupling Nut, 3/4"-10, Steel, Black Oxide

Zoro # G407195962
Mfr # 333678
product price:  $12.45
/ea
Zoro Select Coupling Nut, #10-32, 18-8 Stainless Steel, Not Graded, Plain, 3/4 in Lg, 3/8 in Hex Wd, 5 PK 250436BG
Zoro Select

Coupling Nut, #10-32, 18-8 Stainless Steel, Not Graded, Plain, 3/4 in Lg, 3/8 in Hex Wd, 5 PK

Zoro # G2392345
Mfr # 250436BG
product price:  $22.19
/pk 5, $4.44/ea
Zoro Select Coupling Nut, 5/16"-18, Steel, Zinc Plated, 7/8 in Lg, 7/16 in Hex Wd, 200 PK 311407NCUP
Zoro Select

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

Zoro # G7595079
Mfr # 311407NCUP
product price:  $64.99
/pk 200, $0.32/ea
Zoro Select Coupling Nut, 3/4"-10, Steel, Zinc Plated, 2-1/4 in Lg, 1 in Hex Wd, 50 PK 753616NCUP
Zoro Select

Coupling Nut, 3/4"-10, Steel, Zinc Plated, 2-1/4 in Lg, 1 in Hex Wd, 50 PK

Zoro # G7595298
Mfr # 753616NCUP
product price:  $103.99
/pk 50, $2.08/ea
Huyett Coupling Nut, 3/4-10, Steel, Grade A, Hot Dipped Galvanized, 2-1/4 in Lg, 1.25 in Hex Wd NUTP00-0750-2250A56G
Huyett

Coupling Nut, 3/4-10, Steel, Grade A, Hot Dipped Galvanized, 2-1/4 in Lg, 1.25 in Hex Wd

Zoro # G513330769
Mfr # NUTP00-0750-2250A56G
product price:  $1.35
/ea
Sold in mult. of 8 for $10.80
Zoro Select Coupling Nut, 1-1/4"-12, Steel, Grade 2, Zinc Plated, 3 in Lg, 1-5/8 in Hex Wd 250403BG
Zoro Select

Coupling Nut, 1-1/4"-12, Steel, Grade 2, Zinc Plated, 3 in Lg, 1-5/8 in Hex Wd

Zoro # G3388542
Mfr # 250403BG
product price:  $28.95
/ea
Zoro Select Coupling Nut, M6-1.00, 18-8 Stainless Steel, Not Graded, Plain, 1-1/2 in Lg, 1/2 in Hex Wd 204594BG
Zoro Select

Coupling Nut, M6-1.00, 18-8 Stainless Steel, Not Graded, Plain, 1-1/2 in Lg, 1/2 in Hex Wd

Zoro # G2628096
Mfr # 204594BG
product price:  $7.85
/ea
Suburban Bolt And Supply Coupling Nut, 1/4"-20, Steel, Grade A, Plain, 7/8 in Lg A04201600CN
Suburban Bolt And Supply

Coupling Nut, 1/4"-20, Steel, Grade A, Plain, 7/8 in Lg

Zoro # G803463719
Mfr # A04201600CN
product price:  $0.30
/ea
Sold in mult. of 100 for $30.00
Zoro Select Coupling Nut, 7/16"-20, 18-8 Stainless Steel, Not Graded, Plain, 1-1/4 in Lg, 9/16 in Hex Wd, 5 PK 250424BG
Zoro Select

Coupling Nut, 7/16"-20, 18-8 Stainless Steel, Not Graded, Plain, 1-1/4 in Lg, 9/16 in Hex Wd, 5 PK

Zoro # G0955787
Mfr # 250424BG
product price:  $30.19
/pk 5, $6.04/ea
Ampg Coupling Nut, #6-32, 316 Stainless Steel, Not Graded, Plain, 1/2 in Lg, 5/16 in Hex Wd NUT652632
Ampg

Coupling Nut, #6-32, 316 Stainless Steel, Not Graded, Plain, 1/2 in Lg, 5/16 in Hex Wd

Zoro # G0641291
Mfr # NUT652632
product price:  $7.69
/ea
Sold in mult. of 2 for $15.38
Newport Fasteners Coupling Nut Reducer, 1/2"-13 and 3/8"-16, Steel, Grade A, Zinc Plated, 1-1/4 in Lg, 5/8 in Hex Wd 182089-PR-25
Newport Fasteners

Coupling Nut Reducer, 1/2"-13 and 3/8"-16, Steel, Grade A, Zinc Plated, 1-1/4 in Lg, 5/8 in Hex Wd

Zoro # G406318119
Mfr # 182089-PR-25
product price:  $57.65
/pk 25, $2.31/ea
Huyett Coupling Nut, 5/16-18, Steel, Grade A, Zinc Clear Trivalent, 1-3/4 in Lg, 0.5 in Hex Wd NUTP00-0312-1750A563
Huyett

Coupling Nut, 5/16-18, Steel, Grade A, Zinc Clear Trivalent, 1-3/4 in Lg, 0.5 in Hex Wd

Zoro # G813331015
Mfr # NUTP00-0312-1750A563
product price:  $0.30
/ea
Sold in mult. of 75 for $22.50
Huyett Coupling Nut, #8, Steel, Zinc Plated, 1 in Lg NCZ-0832-1000
Huyett

Coupling Nut, #8, Steel, Zinc Plated, 1 in Lg

Zoro # G800417739
Mfr # NCZ-0832-1000
product price:  $3.35
/ea
Sold in mult. of 5 for $16.75
Ampg Coupling Nut, #10-32, 18-8 Stainless Steel, Not Graded, Plain, 1-1/2 in Lg, 3/8 in Hex Wd NUT6511032RL
Ampg

Coupling Nut, #10-32, 18-8 Stainless Steel, Not Graded, Plain, 1-1/2 in Lg, 3/8 in Hex Wd

Zoro # G0640689
Mfr # NUT6511032RL
product price:  $12.19
/ea
Zoro Select Coupling Nut, 5/8"-11, Steel, Grade 2, Zinc Plated, 5 in Lg, 1-1/8 in Hex Wd, 2 PK 250499BG
Zoro Select

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

Zoro # G3126286
Mfr # 250499BG
product price:  $39.69
/pk 2, $19.85/ea
Zoro Select Coupling Nut, 3/4"-10, Steel, Grade 2H, Black Oxide, 2-1/4 in Lg, 1-1/4 in Hex Wd 204390BG
CAD Files Available
Zoro Select

Coupling Nut, 3/4"-10, Steel, Grade 2H, Black Oxide, 2-1/4 in Lg, 1-1/4 in Hex Wd

Zoro # G1275346
Mfr # 204390BG
product price:  $34.95
/ea
Zoro Select Coupling Nut, 5/8"-11, 18-8 Stainless Steel, Not Graded, Plain, 2-1/8 in Lg, 13/16 in Hex Wd, 2 PK U51106.062.0212
Zoro Select

Coupling Nut, 5/8"-11, 18-8 Stainless Steel, Not Graded, Plain, 2-1/8 in Lg, 13/16 in Hex Wd, 2 PK

Zoro # G3425926
Mfr # U51106.062.0212
product price:  $36.29
/pk 2, $18.15/ea
Ampg Coupling Nut, 1/2"-13, Aluminum, Plain, 1-1/4 in Lg, 5/8 in Hex Wd NUT6081213
Ampg

Coupling Nut, 1/2"-13, Aluminum, Plain, 1-1/4 in Lg, 5/8 in Hex Wd

Zoro # G0640110
Mfr # NUT6081213
product price:  $8.89
/ea
Te-Co Coupling Nut, 7/8"-9, Steel, Black Oxide, 1 7/16 in Hex Wd 41508
Te-Co

Coupling Nut, 7/8"-9, Steel, Black Oxide, 1 7/16 in Hex Wd

Zoro # G1707820
Mfr # 41508
product price:  $12.79
/ea
Sold in mult. of 2 for $25.58
Zoro Select Coupling Nut, 1"-8, 18-8 Stainless Steel, Not Graded, Plain, 2-3/4 in Lg, 1-3/8 in Hex Wd U51106.100.0275
Zoro Select

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

Zoro # G2530160
Mfr # U51106.100.0275
product price:  $36.95
/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 Reducer, 7/8"-9 and 3/4"-10, Steel, Grade 2, Zinc Plated, 1-3/4 in Lg, 1-1/4 in Hex Wd 1JE69
Zoro Select

Coupling Nut Reducer, 7/8"-9 and 3/4"-10, Steel, Grade 2, Zinc Plated, 1-3/4 in Lg, 1-1/4 in Hex Wd

Zoro # G1628392
Mfr # 1JE69
product price:  $24.65
/pk 5, $4.93/ea
Foreverbolt Coupling Nut, 3/8"-16, 18-8 Stainless Steel, Not Graded, NL-19, 1-1/8 in Lg, 1/2 in Hex Wd, 10 PK FBCP3816P10
Foreverbolt

Coupling Nut, 3/8"-16, 18-8 Stainless Steel, Not Graded, NL-19, 1-1/8 in Lg, 1/2 in Hex Wd, 10 PK

Zoro # G8041120
Mfr # FBCP3816P10
product price:  $32.25
/pk 10, $3.23/ea
Zoro Select Coupling Nut, 5/8"-11, Steel, Grade 2, Zinc Plated, 2-1/8 in Lg, 1-1/16 in Hex Wd, 2 PK 250561BG
Zoro Select

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

Zoro # G2903354
Mfr # 250561BG
product price:  $11.35
/pk 2, $5.68/ea
Zoro Select Coupling Nut, #4-40, Steel, Grade 2, Zinc Plated, 7/16 in Lg, 5/16 in Hex Wd, 10 PK 250167BG
Zoro Select

Coupling Nut, #4-40, Steel, Grade 2, Zinc Plated, 7/16 in Lg, 5/16 in Hex Wd, 10 PK

Zoro # G2638763
Mfr # 250167BG
product price:  $18.89
/pk 10, $1.89/ea
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, #8-32, 18-8 Stainless Steel, Not Graded, 5/8 in Lg, 3/8 in Hex Wd, 125 PK 081006NCUP18
Zoro Select

Coupling Nut, #8-32, 18-8 Stainless Steel, Not Graded, 5/8 in Lg, 3/8 in Hex Wd, 125 PK

Zoro # G7585857
Mfr # 081006NCUP18
product price:  $333.99
/pk 125, $2.67/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, 3/4"-10, 18-8 Stainless Steel, Not Graded, Plain, 2-1/4 in Lg, 1 in Hex Wd, 2 PK 1HY52
Zoro Select

Coupling Nut, 3/4"-10, 18-8 Stainless Steel, Not Graded, Plain, 2-1/4 in Lg, 1 in Hex Wd, 2 PK

Zoro # G1014876
Mfr # 1HY52
product price:  $26.19
/pk 2, $13.10/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
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
Coupling Nuts (2,500+ items) - Page 2
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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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1/2-13 galvanized nut1/2” acme nut1-8 hex nuts10-32 coupling nut1/2-13 coupling nut
2 in. galvanized coupling10-24 coupling nut1” but2" brass coupling1"-8 coupling nut

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