Coupling nut

Coupling nuts, Stainless steel 316, Fine thread

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

Fine thread

20987 4 1/4"-28 x 7/8"
$5.41
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$5.41 each
$90.09 / 25
$811.00 / 250

$90.09
Add
25
$811.00
250
20991 4 3/8"-24 x 1-1/8"
$7.15
Add

$7.15 each
$119.17 / 25
$1,073.00 / 250

$119.17
Add
25
$1,073.00
250

4 This item is a semi-standard size and is therefore more expensive.

See also

Metric coupling nut

Metric coupling nuts

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