Coupling nut

Coupling nuts, Steel plain finish, 5/16"

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

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

Fine thread

23819 5/16"-24 x 7/8"
$0.32
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$0.32 each
$10.82 / 50
$101.00 / 500

$10.82
Add
50
$101.00
500

See also

Metric coupling nut

Metric coupling nuts

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