Coupling nut

Coupling nuts, Stainless steel 316, 3/8"

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

20990 3/8"-16 x 1-1/8"
$2.17
Add

$2.17 each
$36.18 / 25
$326.00 / 250

$36.18
Add
25
$326.00
250

Fine thread

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.

Related Products

Flat washer

Flat washers, Stainless steel 316

General use flat washer

See also

Metric coupling nut

Metric coupling nuts

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