Coupling nut

Coupling nuts, Steel plain finish

Nut size (A.K.A. diameter) is the size bolt that the nut is used with. The same is true of the thread count. Thus a 1/4"-20 nut fits a 1/4"-20 bolt.

Coupling nut diameter and length

Click on a product # for additional info

Prod.
#
Size Buy Each Buy Bag Bag
Qty
Buy Bulk Bulk
Qty

Coarse (standard) thread

23795 1/4"-20 x 1-3/4"
$0.56
Add

$0.56 each
$40.96 / 100
$385.00 / 1000

$40.96
Add
100
$385.00
1000
23796 5/16"-18 x 1-3/4"
$0.93
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$0.93 each
$30.82 / 50
$290.00 / 500

$30.82
Add
50
$290.00
500
23797 3/8"-16 x 1-3/4"
$1.20
Add

$1.20 each
$36.69 / 50
$345.00 / 500

$36.69
Add
50
$345.00
500
23799 5/8"-11 x 2-1/8"
$2.87
Add

$2.87 each
$48.82 / 25
$455.00 / 250

$48.82
Add
25
$455.00
250
23800 3/4"-10 x 2-1/4"
$4.26
Add

$4.26 each
$75.17 / 25
$714.00 / 250

$75.17
Add
25
$714.00
250
23801 7/8"-9 x 2-1/2"
$4.72
Add

$4.72 each
$39.32 / 10
$376.00 / 100

$39.32
Add
10
$376.00
100
23802 1"-8 x 2-3/4"
$5.57
Add

$5.57 each
$49.10 / 10
$450.00 / 100

$49.10
Add
10
$450.00
100

Fine thread

23818 1/4"-28 x 7/8"
$0.23
Add

$0.23 each
$8.80 / 50
$82.40 / 500

$8.80
Add
50
$82.40
500
23819 5/16"-24 x 7/8"
$0.32
Add

$0.32 each
$10.82 / 50
$101.00 / 500

$10.82
Add
50
$101.00
500
23820 3/8"-24 x 1-1/8"
$0.91
Add

$0.91 each
$13.14 / 50
$123.00 / 500

$13.14
Add
50
$123.00
500
23821 7/16"-20 x 1-1/4"
$1.09
Add

$1.09 each
$39.50 / 50
$370.00 / 500

$39.50
Add
50
$370.00
500
23822 1/2"-20 x 1-1/4"
$1.12
Add

$1.12 each
$36.24 / 50
$339.00 / 500

$36.24
Add
50
$339.00
500
23823 5/8"-18 x 2-1/8"
$1.84
Add

$1.84 each
$36.80 / 25
$342.00 / 250

$36.80
Add
25
$342.00
250
23824 3/4"-16 x 2-1/4"
$3.42
Add

$3.42 each
$55.54 / 25
$519.00 / 250

$55.54
Add
25
$519.00
250

See also

Metric coupling nut

Metric coupling nuts

A long nut used to connect pieces of threaded rod or other male threaded fasteners.