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Coupling Nuts

133 products

Showing 1 - 48 of 133 products

Coupling nuts, or extension nuts, connect two pieces of threaded rod or bolt for extended length or tension adjustment. Common in structural, plumbing, and electrical installations, they deliver strength and alignment. Browse coupling nuts in multiple sizes and materials at MutualScrew.com.

Showing 1 - 48 of 133 products

#10-24 X 3/4" Length Coupling Nuts | 18/8 Stainless Steel (25 / Pkg.)

$120.11per 25( $4.80 each)

#10-24 X 3/4"-3/8" Hex Coupling Nuts | 18/8 Stainless Steel (150 / Pkg.)

$329.28per 150( $2.20 each)

#10-24 X 3/4"-5/16" Hex Coupling Nuts | 18/8 Stainless Steel (175 / Pkg.)

$367.43per 175( $2.10 each)

#10-24 X 3/4"-5/16" Hex Coupling Nuts | Steel Zinc Plated (1000 / Pkg.)

$191.89per 1000( $0.19 each)

#10-24 X 3/4"-5/16" Hex Coupling Nuts | Steel Zinc Plated | Grade 5 (1250 / Pkg.)

$375.35per 1250( $0.30 each)

#10-32 X 3/4" Length Coupling Nuts | 18/8 Stainless Steel (25 / Pkg.)

$100.88per 25( $4.04 each)

#10-32 X 3/4"-3/8" Hex Coupling Nuts | 18/8 Stainless Steel (150 / Pkg.)

$507.32per 150( $3.38 each)

#10-32 X 3/4"-5/16" Hex Coupling Nuts | 18/8 Stainless Steel (175 / Pkg.)

$389.60per 175( $2.23 each)

#10-32 X 3/4-5/16" Length Coupling Nuts | Steel Zinc Plated (1000 / Pkg.)

$267.74per 1000( $0.27 each)

#4-40 X 7/16"-5/16" Hex Coupling Nuts | Steel Zinc Plated (2500 / Pkg.)

$437.90per 2500( $0.18 each)

#6-32 X 1/2"-5/16" Hex Coupling Nuts | Steel Zinc Plated (2500 / Pkg.)

$492.17per 2500( $0.20 each)

#8-32 X 5/8" Length Coupling Nuts | 18/8 Stainless Steel (25 / Pkg.)

$127.74per 25( $5.11 each)

#8-32 X 5/8"-3/8" Hex Coupling Nuts | 18/8 Stainless Steel (125 / Pkg.)

$342.01per 125( $2.74 each)

#8-32 X 5/8"-5/16" Hex Coupling Nuts | 18/8 Stainless Steel (200 / Pkg.)

$386.14per 200( $1.93 each)

#8-32 X 5/8"-5/16" Hex Coupling Nuts | Steel Zinc Plated | Grade 5 (1250 / Pkg.)

$347.78per 1250( $0.28 each)

#8-32 X 5/8-5/16" Coupling Nuts | Steel Zinc Plated (1000 / Pkg.)

$378.15per 1000( $0.38 each)

1"-8 X 1-3/8" AF X 2-1/2" Length Coupling Nuts | 316 Stainless Steel (2 / Pkg.)

$85.77per 2( $42.89 each)

1"-8 X 2 1/2" Hex Coupling Nuts | Stainless Steel (20 / Pkg.)

$367.76per 20( $18.39 each)

1"-8 X 2 3/4" Hex Coupling Nuts | Steel Zinc Plated (20 / Pkg.)

$116.85per 20( $5.84 each)

1"-8 X 2-1/2" Length Coupling Nuts | 18/8 Stainless Steel (10 / Pkg.)

$241.03per 10( $24.10 each)

1"-8 X 2-3/4" Length Coupling Nuts | Steel Zinc Plated (10 / Pkg.)

$66.43per 10( $6.64 each)

1-1/4"-7 X 3" Length Coupling Nuts | Steel Zinc Plated (20 / Pkg.)

$309.08per 20( $15.45 each)

1-1/8"-7 X 3" Length Coupling Nuts | Steel Zinc Plated (20 / Pkg.)

$250.60per 20( $12.53 each)

1/2"-13 Coupling Nuts | Hot Dipped Galvanized Steel (10 / Pkg.)

$48.55per 10( $4.86 each)

1/2"-13 to 3/4"-10 X 1-1/2" Length Coupling Nuts | Reducing | Steel Zinc Plated (50 / Pkg.)

$197.30per 50( $3.95 each)

1/2"-13 to 5/8" Coupling Nuts | Reducing | 18/8 Stainless Steel (2 / Pkg.)

$34.49per 2( $17.25 each)

1/2"-13 to 5/8"-11 X 1-1/4" Length Coupling Nuts | Reducing | Steel Zinc Plated (50 / Pkg.)

$98.14per 50( $1.96 each)

1/2"-13 X 1 1/4" Hex Coupling Nuts | 18/8 Stainless Steel (100 / Pkg.)

$298.32per 100( $2.98 each)

1/2"-13 X 1 1/4" Hex Coupling Nuts | Steel Zinc Plated | 5/8" AF (150 / Pkg.)

$57.98per 150( $0.39 each)

1/2"-13 X 1 1/4" Hex Coupling Nuts | Steel Zinc Plated | Reducer | 5/8" AF (150 / Pkg.)

$105.41per 150( $0.70 each)

1/2"-13 X 1 3/4" Hex Coupling Nuts | Steel Zinc Plated (150 / Pkg.)

$113.83per 150( $0.76 each)

1/2"-13 X 1 3/4" Hex Coupling Nuts | Steel Zinc Plated | Grade 5 (225 / Pkg.)

$642.71per 225( $2.86 each)

1/2"-13 X 1-1/4" Length Coupling Nuts | 18/8 Stainless Steel (25 / Pkg.)

$68.95per 25( $2.76 each)

1/2"-13 X 1-3/4" Length Coupling Nuts | 18/8 Stainless Steel (20 / Pkg.)

$135.87per 20( $6.79 each)

1/2"-13 X 1-3/4" Length Coupling Nuts | Steel Zinc Plated (50 / Pkg.)

$18.08per 50( $0.36 each)

1/2"-13 X 5/8" AF X 1-1/4" Length Coupling Nuts | 316 Stainless Steel (5 / Pkg.)

$51.37per 5( $10.27 each)

1/2"-13 X 5/8" AF X 1-1/4" Length Coupling Nuts | Brass (7 / Pkg.)

$36.08per 7( $5.15 each)

1/2"-13 X 5/8" AF X 1-1/4" Length Coupling Nuts | Steel Zinc Plated (100 / Pkg.)

$85.00per 100( $0.85 each)

1/2"-20 X 1 1/4" Hex Coupling Nuts | Steel Zinc Plated (150 / Pkg.)

$122.70per 150( $0.82 each)

1/2"-20 X 1-1/4" Length Coupling Nuts | 18/8 Stainless Steel (25 / Pkg.)

$87.08per 25( $3.48 each)

1/4"-20 to 1/2"-13 X 1-1/4" Length Coupling Nuts | Reducing | Steel Zinc Plated (100 / Pkg.)

$249.11per 100( $2.49 each)

1/4"-20 to 3/8"-16 Coupling Nuts | Reducing | 18/8 Stainless Steel (5 / Pkg.)

$27.20per 5( $5.44 each)

1/4"-20 to 5/16"-18 Coupling Nuts | Reducing | 18/8 Stainless Steel (10 / Pkg.)

$37.63per 10( $3.76 each)

1/4"-20 to 5/16"-18 X 1" Length Coupling Nuts | Reducing | Steel Zinc Plated (100 / Pkg.)

$277.99per 100( $2.78 each)

1/4"-20 X 1 1/2" Hex Coupling Nuts | Steel Zinc Plated (600 / Pkg.)

$423.69per 600( $0.71 each)

1/4"-20 X 1 3/4" Hex Coupling Nuts | Steel Zinc Plated (600 / Pkg.)

$434.48per 600( $0.72 each)

1/4"-20 X 3/8" AF X 7/8" Length Coupling Nuts | 316 Stainless Steel (15 / Pkg.)

$62.65per 15( $4.18 each)

1/4"-20 X 3/8" AF X 7/8" Length Coupling Nuts | Brass (15 / Pkg.)

$39.00per 15( $2.60 each)

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