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Coupling nuts have long, hexagonal bodies. They are used to hold a threaded rod or machine screw at each end.
A563 GRADE A HEX COUPLING NUT, PLAIN (INCH)
Unit of Measure
1 

Item #

Item Name

Package Quantity

Web Price

25C175NCO N/A 1/4-20 X 1 3/4 COUPLING NUT A563 GRADE A N/A 500 $237.83
25F87NCO N/A 1/4-28 X 7/8 COUPLING NUT A563 GRADE A N/A 2500 $337.79
31C175NCO N/A 5/16-18 X 1 3/4 COUPLING NUT A563 GRADE A N/A 500 $240.53
31F87NCO N/A 5/16-24 X 7/8 COUPLING NUT A563 GRADE A N/A 2000 $352.64
37C175NCO N/A 3/8-16 X 1 3/4 COUPLING NUT A563 GRADE A N/A 500 $242.76
37F112NCO N/A 3/8-24 X 1 1/8 COUPLING NUT A563 GRADE A N/A 1250 $322.72
37C175NCO N/A 3/8-16 X 1 3/4 COUPLING NUT A563 GRADE A N/A 50 $43.18
50F125NCO N/A 1/2-20 X 1 1/4 COUPLING NUT A563 GRADE A N/A 625 $362.01
50C175NCO N/A 1/2-13 X 1 3/4 COUPLING NUT A563 GRADE A N/A 400 QUOTE
50C175NCO N/A 1/2-13 X 1 3/4 COUPLING NUT A563 GRADE A N/A 50 QUOTE
62C212NCO N/A 5/8-11 X 2 1/8 COUPLING NUT A563 GRADE A N/A 250 $245.96
62F212NCO N/A 5/8-18 X 2 1/8 COUPLING NUT A563 GRADE A N/A 250 $313.27
62C212NCO N/A 5/8-11 X 2 1/8 COUPLING NUT A563 GRADE A N/A 20 QUOTE
75C225NCO N/A 3/4-10 X 2 1/4 COUPLING NUT A563 GRADE A N/A 120 $316.23
75F225NCO N/A 3/4-16 X 2 1/4 COUPLING NUT A563 GRADE A N/A 200 $374.82
87C250NCO N/A 7/8-9 X 2 1/2 COUPLING NUT A563 GRADE A N/A 75 $274.84
100C250NCO N/A 1-8 X 2 1/2 COUPLING NUT A563 GRADE A N/A 80 $278.96
100C275NCO N/A 1-8 X 2 3/4 COUPLING NUT A563 GRADE A N/A 80 $349.83
100C250NCO N/A 1-8 X 2 1/2 COUPLING NUT A563 GRADE A N/A 15 $90.62
112C300NCO N/A 1 1/8-7 X 3 COUPLING NUT A563 GRADE A N/A 50 $406.09
125C300NCO N/A 1 1/4-7 X 3 COUPLING NUT A563 GRADE A N/A 30 $268.72
150C400NCO N/A 1 1/2-6 X 4 COUPLING NUT A563 GRADE A N/A 20 $576.06
175C500NCO N/A 1 3/4-5 X 5 COUPLING NUT A563 GRADE A N/A 48 QUOTE
Unit of Measure
1