Hex nut

Hex 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.

Hex nut diameter

Resources

Click on a product # for additional info

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

Fine thread

7603 1/4"-28
$0.05
Add

$0.05 each
$2.62 / 100
$22.30 / 1000

$2.62
Add
100
$22.30
1000
7604 5/16"-24
$0.06
Add

$0.06 each
$2.99 / 100
$25.40 / 1000

$2.99
Add
100
$25.40
1000
7605 3/8"-24
$0.07
Add

$0.07 each
$3.90 / 100
$33.50 / 1000

$3.90
Add
100
$33.50
1000
7606 7/16"-20
$0.12
Add

$0.12 each
$4.90 / 50
$42.10 / 500

$4.90
Add
50
$42.10
500
7607 1/2"-20
$0.14
Add

$0.14 each
$5.31 / 50
$46.20 / 500

$5.31
Add
50
$46.20
500
7608 9/16"-18
$0.24
Add

$0.24 each
$9.20 / 50
$80.00 / 500

$9.20
Add
50
$80.00
500
7609 5/8"-18
$0.33
Add

$0.33 each
$7.56 / 25
$65.60 / 250

$7.56
Add
25
$65.60
250
7610 3/4"-16
$0.44
Add

$0.44 each
$7.20 / 20
$62.60 / 200

$7.20
Add
20
$62.60
200
9185 7/8"-14
$0.92
Add

$0.92 each
$10.12 / 15
$88.00 / 150

$10.12
Add
15
$88.00
150
9186 1"-14
$1.32
Add

$1.32 each
$11.44 / 10
$99.30 / 100

$11.44
Add
10
$99.30
100
9187 1-1/8"-12
$1.89
Add

$1.89 each
$16.87 / 10
$147.00 / 100

$16.87
Add
10
$147.00
100
9188 1-1/4"-12
$2.75
Add

$2.75 each
$23.99 / 10
$208.00 / 100

$23.99
Add
10
$208.00
100
9189 1-3/8"-12
$4.22
Add

$4.22 each
$37.00 / 10
$322.00 / 100

$37.00
Add
10
$322.00
100
9190 1-1/2"-12
$4.93
Add

$4.93 each
$44.01 / 10
$383.00 / 100

$44.01
Add
10
$383.00
100

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

See also

Metric hex nut

Metric hex nuts

A standard six sided nut.

Hex machine screw nut

Hex machine screw nuts, Zinc plated steel

A hex nut in smaller sizes for machine screw diameters under 1/4.

Hex lock nuts nylon insert

Hex lock nuts nylon insert, Zinc plated steel

A hex nut with a nylon ring to resist loosening.