Castle nut

Castle nuts, Brass

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.

Castle nut diameter

Click on a product # for additional info

Prod.
#
Diameter and Thread count Buy Each Buy Bag Bag
Qty
Buy Bulk Bulk
Qty

Coarse (standard) thread

14418 #10-24
$2.53
Add

$2.53 each
$50.31 / 25
$463.00 / 250

$50.31
Add
25
$463.00
250
14419 #10-32
$2.53
Add

$2.53 each
$50.31 / 25
$463.00 / 250

$50.31
Add
25
$463.00
250
14420 1/4"-20
$2.63
Add

$2.63 each
$52.00 / 25
$478.00 / 250

$52.00
Add
25
$478.00
250
14421 5/16"-18
$3.21
Add

$3.21 each
$63.55 / 25
$585.00 / 250

$63.55
Add
25
$585.00
250
14422 3/8"-16
$3.78
Add

$3.78 each
$75.11 / 25
$691.00 / 250

$75.11
Add
25
$691.00
250
14423 1/2"-13
$6.16
Add

$6.16 each
$51.36 / 10
$472.00 / 100

$51.36
Add
10
$472.00
100
14424 5/8"-11
$7.00
Add

$7.00 each
$58.39 / 10
$537.00 / 100

$58.39
Add
10
$537.00
100
14425 3/4"-10
$9.89
Add

$9.89 each
$82.46 / 10
$759.00 / 100

$82.46
Add
10
$759.00
100

Fine thread

14419 #10-32
$2.53
Add

$2.53 each
$50.31 / 25
$463.00 / 250

$50.31
Add
25
$463.00
250

* 10-32 is a fine thread, but it is listed under coarse thread because it is very common.

Related Products

Cotter pin

Cotter pins, Brass

Cotter or split pins have two tines which are bent apart to hold them in place.