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Grade A Coupling Nuts

Grade A Coupling Nuts

Grade A coupling nuts are durable fasteners designed to connect two threaded rods or bolts securely. Made from high-quality steel, they are ideal for applications requiring strong and reliable connections in various industrial and structural settings.
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27 products

7/16"-20 X 1-1/4" Steel Coupling Nuts Zinc

7/16"-20 X 1-1/4" Steel Coupling Nuts Zinc

From $1.37
From $1.37
1/2"-20 x 1-1/4" Steel Coupling Nuts Zinc

1/2"-20 x 1-1/4" Steel Coupling Nuts Zinc

From $1.95
From $1.95
5/8"-18 X 2-1/8" Steel Coupling Nuts Zinc

5/8"-18 X 2-1/8" Steel Coupling Nuts Zinc

From $3.24
From $3.24
3/4"-16 X 2-1/4" Steel Coupling Nuts Zinc

3/4"-16 X 2-1/4" Steel Coupling Nuts Zinc

From $6.14
From $6.14
7/8"-14 X 2-1/2" Steel Coupling Nuts Zinc

7/8"-14 X 2-1/2" Steel Coupling Nuts Zinc

From $11.81
From $11.81
5/16-18 X 1-3/4" Steel Coupling Nuts Galvanzied

5/16-18 X 1-3/4" Steel Coupling Nuts Galvanzied

From $1.36
From $1.36
5/8-11 X 2-1/8" Steel Coupling Nuts Galvanzied

5/8-11 X 2-1/8" Steel Coupling Nuts Galvanzied

From $4.63
From $4.63

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