Hex nut

Hex nuts, Zinc plated grade 8 steel yellow

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

Coarse (standard) thread

2582 1/4"-20
$0.05
Add

$0.05 each
$2.01 / 100
$17.10 / 1000

$2.01
Add
100
$17.10
1000
2583 5/16"-18
$0.06
Add

$0.06 each
$3.06 / 100
$26.20 / 1000

$3.06
Add
100
$26.20
1000
2584 3/8"-16
$0.08
Add

$0.08 each
$3.99 / 100
$34.00 / 1000

$3.99
Add
100
$34.00
1000
2585 7/16"-14
$0.11
Add

$0.11 each
$3.98 / 50
$34.30 / 500

$3.98
Add
50
$34.30
500
2586 1/2"-13
$0.15
Add

$0.15 each
$4.86 / 50
$41.60 / 500

$4.86
Add
50
$41.60
500
2587 9/16"-12
$0.26
Add

$0.26 each
$4.58 / 25
$39.40 / 250

$4.58
Add
25
$39.40
250
2588 5/8"-11
$0.27
Add

$0.27 each
$4.83 / 25
$41.40 / 250

$4.83
Add
25
$41.40
250
2589 3/4"-10
$0.41
Add

$0.41 each
$6.49 / 20
$55.80 / 200

$6.49
Add
20
$55.80
200
2590 7/8"-9
$1.22
Add

$1.22 each
$13.44 / 15
$116.00 / 150

$13.44
Add
15
$116.00
150
2591 1"-8
$1.83
Add

$1.83 each
$13.60 / 10
$117.00 / 100

$13.60
Add
10
$117.00
100
7190 1-1/8"-7
$2.81
Add

$2.81 each
$11.36 / 5
$97.50 / 50

$11.36
Add
5
$97.50
50
7191 1-1/4"-7
$3.74
Add

$3.74 each
$15.32 / 5
$131.00 / 50

$15.32
Add
5
$131.00
50
7192 1-1/2"-6
$4.89
Add

$4.89 each
$21.36 / 5
$183.00 / 50

$21.36
Add
5
$183.00
50

Fine thread

2592 1/4"-28
$0.06
Add

$0.06 each
$3.57 / 100
$30.70 / 1000

$3.57
Add
100
$30.70
1000
2593 5/16"-24
$0.08
Add

$0.08 each
$5.43 / 100
$46.70 / 1000

$5.43
Add
100
$46.70
1000
2594 3/8"-24
$0.12
Add

$0.12 each
$7.24 / 100
$62.10 / 1000

$7.24
Add
100
$62.10
1000
2595 7/16"-20
$0.17
Add

$0.17 each
$5.80 / 50
$49.80 / 500

$5.80
Add
50
$49.80
500
2600 1/2"-20
$0.19
Add

$0.19 each
$7.47 / 50
$63.90 / 500

$7.47
Add
50
$63.90
500
2601 9/16"-18
$0.43
Add

$0.43 each
$8.02 / 25
$68.50 / 250

$8.02
Add
25
$68.50
250
2602 5/8"-18
$0.41
Add

$0.41 each
$7.38 / 25
$63.20 / 250

$7.38
Add
25
$63.20
250
2603 3/4"-16
$0.50
Add

$0.50 each
$8.88 / 20
$75.50 / 200

$8.88
Add
20
$75.50
200
2604 7/8"-14
$1.55
Add

$1.55 each
$16.01 / 15
$137.00 / 150

$16.01
Add
15
$137.00
150
2605 1"-14
$2.30
Add

$2.30 each
$16.37 / 10
$140.00 / 100

$16.37
Add
10
$140.00
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 lock nuts nylon insert

Hex lock nuts nylon insert, Zinc plated grade 8 steel yellow

A hex nut with a nylon ring to resist loosening.