Castle nut

Castle nuts, Zinc plated steel, Fine 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.

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

Fine thread

14392 1/4"-28
$1.64
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$1.64 each
$115.42 / 100
$1,039.00 / 1000

$115.42
Add
100
$1,039.00
1000
14393 5/16"-24
$1.99
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$1.99 each
$140.11 / 100
$1,261.00 / 1000

$140.11
Add
100
$1,261.00
1000
14394 3/8"-24
$2.05
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$2.05 each
$144.36 / 100
$1,299.00 / 1000

$144.36
Add
100
$1,299.00
1000
14395 7/16"-20
$2.19
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$2.19 each
$154.00 / 100
$1,386.00 / 1000

$154.00
Add
100
$1,386.00
1000
14396 1/2"-20
$2.42
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$2.42 each
$170.85 / 100
$1,538.00 / 1000

$170.85
Add
100
$1,538.00
1000
14397 4 9/16"-18
$3.00
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$3.00 each
$122.00 / 50
$1,098.00 / 500

$122.00
Add
50
$1,098.00
500
14398 5/8"-18
$3.47
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$3.47 each
$138.80 / 50
$1,249.00 / 500

$138.80
Add
50
$1,249.00
500
14400 7/8"-14
$4.99
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$4.99 each
$114.77 / 25
$1,033.00 / 250

$114.77
Add
25
$1,033.00
250
14401 1"-14
$6.18
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$6.18 each
$142.14 / 25
$1,279.00 / 250

$142.14
Add
25
$1,279.00
250

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

^ NOTE: While 12tpi is the fine thread (UNF) standard, 14tpi is far more common in actual use.

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Cotter pins, Zinc plated steel

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