Coupling nut

Coupling nuts, Stainless steel 18-8, 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.

Coupling nut diameter and length

Click on a product # for additional info

Prod.
#
Size Buy Each Buy Bag Bag
Qty
Buy Bulk Bulk
Qty

Fine thread

12123 #10-32 x 3/4"
$1.39
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$1.39 each
$21.75 / 25
$206.00 / 250

$21.75
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25
$206.00
250
12163 1/4"-28 x 7/8"
$1.46
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$1.46 each
$23.35 / 25
$222.00 / 250

$23.35
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25
$222.00
250
12164 5/16"-24 x 1"
$2.18
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$2.18 each
$35.02 / 25
$333.00 / 250

$35.02
Add
25
$333.00
250
12165 3/8"-24 x 1-1/8"
$2.70
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$2.70 each
$45.42 / 25
$431.00 / 250

$45.42
Add
25
$431.00
250
12166 4 7/16"-20 x 1-1/4"
$8.50
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$8.50 each
$57.21 / 10
$544.00 / 100

$57.21
Add
10
$544.00
100
12167 1/2"-20 x 1-1/4"
$4.92
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$4.92 each
$79.75 / 25
$758.00 / 250

$79.75
Add
25
$758.00
250
12168 4 5/8"-18 x 1-3/4"
$16.79
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$16.79 each
$113.07 / 10
$1,074.00 / 100

$113.07
Add
10
$1,074.00
100

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

See also

Metric coupling nut

Metric coupling nuts

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