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In observance of Labor Day, all K.L. Jack locations will be closed on Monday, September 7.

Coupling Nuts

Coupling nuts are types of nuts that are primarily used to anchor two pieces of threaded rod, bar, or pipe. The nut is threaded onto the rod and tightened down with an accompanying bolt to create a secure connection.

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1/4
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1/4"-20 x 7/8" Overall Length Stainless Steel Coupling Nut 18-8

25CNCOS

$88.23 /Box of 100
Only $0.88 Each

5/8
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5/8"-11 x 1/2"-13 x 1-1/4" Overall Length Zinc Plated Reduced Coupling Nut - 10 per Box

62C50NCRZ

$44.10 /Box of 10
Only $4.41 Each

5/16
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5/16"-18 x 1-1/8" Overall Length Zinc Plated Coupling Nut

31CNCOZ

$43.51 /Box of 100
Only $0.44 Each

1/2
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1/2"-13 x 1-1/4" Overall Length Stainless Steel Coupling Nut 18-8

50CNCOS

$105.38 /Box of 50
Only $2.11 Each

1/4
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1/4"-20 x 7/8" Overall Length Zinc Plated Coupling Nut

25CNCOZ

$28.03 /Box of 100
Only $0.28 Each

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3/4"-10 x 2-1/4" Overall Length Zinc Plated Coupling Nut

75CNCOZ

$36.29 /Box of 20
Only $1.81 Each

1/2
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1/2"-13 x 3/8"-16 x 1-1/4" Overall Length Zinc Plated Reduced Coupling Nut - 25 per Box

50C37NCRZ

$55.89 /Box of 25
Only $2.24 Each

3/8
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3/8"-16 x 1-1/8" Overall Length Stainless Steel Coupling Nut 18-8

37CNCOS

$141.65 /Box of 100
Only $1.42 Each

5/16
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5/16"-18 x 1" Overall Length Stainless Steel Coupling Nut 18-8

31CNCOS

$115.15 /Box of 100
Only $1.15 Each

3/4
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M8-1.25 x 22mm Overall Length Stainless Steel Coupling Nut A2
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M8-1.25 x 22mm Overall Length Stainless Steel Coupling Nut A2

.8CNCOS

$69.20 /Box of 50
Only $1.38 Each

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