Square nut

Square nuts, Stainless steel 316

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.

Square 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

20968 1/4"-20
$0.59
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$0.59 each
$39.54 / 100
$364.00 / 1000

$39.54
Add
100
$364.00
1000
20969 5/16"-18
$1.10
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$1.10 each
$73.48 / 100
$676.00 / 1000

$73.48
Add
100
$676.00
1000
20970 3/8"-16
$1.80
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$1.80 each
$59.85 / 50
$551.00 / 500

$59.85
Add
50
$551.00
500
20971 1/2"-13
$3.57
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$3.57 each
$59.53 / 25
$548.00 / 250

$59.53
Add
25
$548.00
250
20972 5/8"-11
$13.24
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$13.24 each
$88.29 / 10
$812.00 / 100

$88.29
Add
10
$812.00
100
20973 3/4"-10
$18.71
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$18.71 each
$124.74 / 10
$1,148.00 / 100

$124.74
Add
10
$1,148.00
100