Cap nut

Cap nuts, Stainless steel 316, Coarse (standard) 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.

Cap 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

21137 #10-24
$1.47
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$1.47 each
$59.20 / 50
$514.00 / 500

$59.20
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50
$514.00
500
21138 1/4"-20
$1.56
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$1.56 each
$67.81 / 50
$598.00 / 500

$67.81
Add
50
$598.00
500
21139 5/16"-18
$1.81
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$1.81 each
$80.07 / 50
$715.00 / 500

$80.07
Add
50
$715.00
500
21140 3/8"-16
$2.24
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$2.24 each
$93.21 / 50
$747.00 / 500

$93.21
Add
50
$747.00
500
21141 4 1/2"-13
$5.25
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$5.25 each
$47.78 / 10
$440.00 / 100

$47.78
Add
10
$440.00
100
21142 4 5/8"-11
$9.40
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$9.40 each
$78.06 / 10
$577.00 / 100

$78.06
Add
10
$577.00
100
21143 4 3/4"-10
$11.89
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$11.89 each
$98.73 / 10
$730.00 / 100

$98.73
Add
10
$730.00
100

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

See also

Metric cap nut

Metric cap nuts

A nut with a finished top that covers the end of the bolt. Bolts must be in the proper length.