Collection: Coupling Nuts

Coupling nuts are elongated hexagonal nuts used to connect two threaded rods or other threaded fasteners, extending their length

1/4-20 x 1-3/4" Steel Coupling Nuts Galvanzied

1/4-20 x 1-3/4" Steel Coupling Nuts Galvanzied

Regular price From $1.20
Sale price From $1.20 Regular price
1/4-20 x 1-3/4" Steel Coupling Nuts Zinc

1/4-20 x 1-3/4" Steel Coupling Nuts Zinc

Regular price From $1.26
Sale price From $1.26 Regular price
#10-24 x 3/4" Steel Coupling Nuts Zinc

#10-24 x 3/4" Steel Coupling Nuts Zinc

Regular price From $0.46
Sale price From $0.46 Regular price
5/16"-18 x 1-3/4" Steel Coupling Nuts Zinc

5/16"-18 x 1-3/4" Steel Coupling Nuts Zinc

Regular price From $1.37
Sale price From $1.37 Regular price
3/8"-16 x 1-3/4" Steel Coupling Nuts Zinc

3/8"-16 x 1-3/4" Steel Coupling Nuts Zinc

Regular price From $1.26
Sale price From $1.26 Regular price
3/8"-16 X 1-3/4" Steel Coupling Nuts Galvanzied

3/8"-16 X 1-3/4" Steel Coupling Nuts Galvanzied

Regular price From $2.09
Sale price From $2.09 Regular price
5/16-18 X 1-3/4" Steel Coupling Nuts Galvanzied

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

Regular price From $1.13
Sale price From $1.13 Regular price
7/16"-14 x 1-3/4" Steel Coupling Nuts Zinc

7/16"-14 x 1-3/4" Steel Coupling Nuts Zinc

Regular price From $1.81
Sale price From $1.81 Regular price
1/2"-13 x 1-3/4" Steel Coupling Nuts Zinc

1/2"-13 x 1-3/4" Steel Coupling Nuts Zinc

Regular price From $1.79
Sale price From $1.79 Regular price
1/2"-13 X 1-3/4" Steel Coupling Nuts Galvanzied

1/2"-13 X 1-3/4" Steel Coupling Nuts Galvanzied

Regular price From $2.82
Sale price From $2.82 Regular price
7/16"-14 X 1-3/4" Steel Coupling Nuts Galvanzied

7/16"-14 X 1-3/4" Steel Coupling Nuts Galvanzied

Regular price From $1.58
Sale price From $1.58 Regular price
5/8"-11 x 2-1/8" Steel Coupling Nuts Zinc

5/8"-11 x 2-1/8" Steel Coupling Nuts Zinc

Regular price From $3.04
Sale price From $3.04 Regular price
3/4"-10 x 2-1/4" Steel Coupling Nuts Zinc

3/4"-10 x 2-1/4" Steel Coupling Nuts Zinc

Regular price From $5.77
Sale price From $5.77 Regular price
5/8-11 X 2-1/8" Steel Coupling Nuts Galvanzied

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

Regular price From $4.04
Sale price From $4.04 Regular price
3/4"-10 X 2-1/4" Steel Coupling Nuts Galvanzied

3/4"-10 X 2-1/4" Steel Coupling Nuts Galvanzied

Regular price From $6.20
Sale price From $6.20 Regular price
7/8"-9 x 2-1/2" Steel Coupling Nuts Zinc

7/8"-9 x 2-1/2" Steel Coupling Nuts Zinc

Regular price From $9.77
Sale price From $9.77 Regular price
7/8"-9 X 2-1/2" Steel Coupling Nuts Galvanzied

7/8"-9 X 2-1/2" Steel Coupling Nuts Galvanzied

Regular price From $12.40
Sale price From $12.40 Regular price
1-8 x 2-3/4" Steel Coupling Nuts Zinc

1-8 x 2-3/4" Steel Coupling Nuts Zinc

Regular price From $12.05
Sale price From $12.05 Regular price
1"-8 X 2-3/4" Steel Coupling Nuts Galvanzied

1"-8 X 2-3/4" Steel Coupling Nuts Galvanzied

Regular price From $16.30
Sale price From $16.30 Regular price
1/4"-28 X 7/8" Steel Coupling Nuts Zinc

1/4"-28 X 7/8" Steel Coupling Nuts Zinc

Regular price From $0.46
Sale price From $0.46 Regular price
5/16"-24 X 7/8" Steel Coupling Nuts Zinc

5/16"-24 X 7/8" Steel Coupling Nuts Zinc

Regular price From $0.51
Sale price From $0.51 Regular price
3/8-24 X 1-1/8" Steel Coupling Nuts Zinc

3/8-24 X 1-1/8" Steel Coupling Nuts Zinc

Regular price From $0.63
Sale price From $0.63 Regular price
1/2"-20 x 1-1/4" Steel Coupling Nuts Zinc

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

Regular price From $1.87
Sale price From $1.87 Regular price
7/16"-20 X 1-1/4" Steel Coupling Nuts Zinc

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

Regular price From $1.31
Sale price From $1.31 Regular price
5/8"-18 X 2-1/8" Steel Coupling Nuts Zinc

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

Regular price From $3.12
Sale price From $3.12 Regular price
3/4"-16 X 2-1/4" Steel Coupling Nuts Zinc

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

Regular price From $5.89
Sale price From $5.89 Regular price
7/8"-14 X 2-1/2" Steel Coupling Nuts Zinc

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

Regular price From $11.29
Sale price From $11.29 Regular price
1/4-20 x 7/8" 18-8 Stainless Steel Coupling Nuts

1/4-20 x 7/8" 18-8 Stainless Steel Coupling Nuts

Regular price From $3.10
Sale price From $3.10 Regular price
5/16-18 x1" 18-8 Stainless Steel Coupling Nuts

5/16-18 x1" 18-8 Stainless Steel Coupling Nuts

Regular price From $3.74
Sale price From $3.74 Regular price
3/8-16 x1-1/8" 18-8 Stainless Steel Coupling Nuts

3/8-16 x1-1/8" 18-8 Stainless Steel Coupling Nuts

Regular price From $4.98
Sale price From $4.98 Regular price
7/16-14x1-1/4" 18-8 Stainless Steel Coupling Nuts

7/16-14x1-1/4" 18-8 Stainless Steel Coupling Nuts

Regular price From $5.21
Sale price From $5.21 Regular price
1/2-13x1-1/4" 18-8 Stainless Steel Coupling Nuts

1/2-13x1-1/4" 18-8 Stainless Steel Coupling Nuts

Regular price From $8.22
Sale price From $8.22 Regular price
5/8-11x1-3/4" 18-8 Stainless Steel Coupling Nuts

5/8-11x1-3/4" 18-8 Stainless Steel Coupling Nuts

Regular price From $13.69
Sale price From $13.69 Regular price
1-8x2-1/2" 18-8 Stainless Steel Coupling Nuts

1-8x2-1/2" 18-8 Stainless Steel Coupling Nuts

Regular price From $35.48
Sale price From $35.48 Regular price
7/8-9x2-1/2" 18-8 Stainless Steel Coupling Nuts

7/8-9x2-1/2" 18-8 Stainless Steel Coupling Nuts

Regular price From $36.26
Sale price From $36.26 Regular price
3/4-10x2" 18-8 Stainless Steel Coupling Nuts

3/4-10x2" 18-8 Stainless Steel Coupling Nuts

Regular price From $19.70
Sale price From $19.70 Regular price
1/4-20x7/8" 316 Stainless Steel Coupling Nuts

1/4-20x7/8" 316 Stainless Steel Coupling Nuts

Regular price From $2.48
Sale price From $2.48 Regular price
5/16-18x1" 316 Stainless Steel Coupling Nuts

5/16-18x1" 316 Stainless Steel Coupling Nuts

Regular price From $2.79
Sale price From $2.79 Regular price
3/8-16x1 1/8" 316 Stainless Steel Coupling Nuts

3/8-16x1 1/8" 316 Stainless Steel Coupling Nuts

Regular price From $4.16
Sale price From $4.16 Regular price
7/16-14x1 1/4" 316 Stainless Steel Coupling Nuts

7/16-14x1 1/4" 316 Stainless Steel Coupling Nuts

Regular price From $4.54
Sale price From $4.54 Regular price
1/2-13x1 1/4" 316 Stainless Steel Coupling Nuts

1/2-13x1 1/4" 316 Stainless Steel Coupling Nuts

Regular price From $6.04
Sale price From $6.04 Regular price
5/8-11x1 3/4" 316 Stainless Steel Coupling Nuts

5/8-11x1 3/4" 316 Stainless Steel Coupling Nuts

Regular price From $13.29
Sale price From $13.29 Regular price
3/4-10x2" 316 Stainless Steel Coupling Nuts

3/4-10x2" 316 Stainless Steel Coupling Nuts

Regular price From $19.29
Sale price From $19.29 Regular price
7/8-9x2 1/2" 316 Stainless Steel Coupling Nuts

7/8-9x2 1/2" 316 Stainless Steel Coupling Nuts

Regular price From $34.22
Sale price From $34.22 Regular price
1-8x2 1/2" 316 Stainless Steel Coupling Nuts

1-8x2 1/2" 316 Stainless Steel Coupling Nuts

Regular price From $42.51
Sale price From $42.51 Regular price
1/2"-13 to 3/8"-16 x 1-1/4" Grade A Reducer Coupling Nuts Zinc

1/2"-13 to 3/8"-16 x 1-1/4" Grade A Reducer Coupling Nuts Zinc

Regular price From $1.52
Sale price From $1.52 Regular price
3/8"-16 to 1/4"-20 x 1" Grade A Reducer Coupling Nuts Zinc

3/8"-16 to 1/4"-20 x 1" Grade A Reducer Coupling Nuts Zinc

Regular price From $0.95
Sale price From $0.95 Regular price
5/8"-11 to 1/2"-13 x 1-1/4" Grade A Reducer Coupling Nuts Zinc

5/8"-11 to 1/2"-13 x 1-1/4" Grade A Reducer Coupling Nuts Zinc

Regular price From $3.13
Sale price From $3.13 Regular price
3/4"-10 to 5/8"-11 x 1-1/2" Grade A Reducer Coupling Nuts Zinc

3/4"-10 to 5/8"-11 x 1-1/2" Grade A Reducer Coupling Nuts Zinc

Regular price From $5.44
Sale price From $5.44 Regular price
M8-1.25x24 Class 6 Coupling Nuts Zinc

M8-1.25x24 Class 6 Coupling Nuts Zinc

Regular price From $0.75
Sale price From $0.75 Regular price