Carriage bolt

Carriage bolts, Hot dipped galvanized steel, 5/16"-18

Carriage bolt length is measured from under the head to the end of the bolt including the square neck.

Important Note: Due to the plating thickness, only hot dipped galvanized nuts should be used on hot dipped galvanized carriage bolts.

Carriage bolt lenght

Note: Thread length on carriage bolts can vary. Some shorter lengths will be fully threaded.

Click on a product # for additional info

Prod.
#
Length Buy Each Buy Bag Bag
Qty
Buy Bulk Bulk
Qty
879 1"
$0.12
Add

$0.12 each
$8.37 / 100
$70.80 / 1000

$8.37
Add
100
$70.80
1000
20498 1-1/4"
$0.13
Add

$0.13 each
$8.94 / 100
$74.90 / 1000

$8.94
Add
100
$74.90
1000
880 1-1/2"
$0.14
Add

$0.14 each
$9.49 / 100
$80.60 / 1000

$9.49
Add
100
$80.60
1000
881 2"
$0.17
Add

$0.17 each
$11.26 / 100
$95.70 / 1000

$11.26
Add
100
$95.70
1000
882 2-1/2"
$0.20
Add

$0.20 each
$12.42 / 100
$105.00 / 1000

$12.42
Add
100
$105.00
1000
883 3"
$0.21
Add

$0.21 each
$14.18 / 100
$120.00 / 1000

$14.18
Add
100
$120.00
1000
884 3-1/2"
$0.24
Add

$0.24 each
$8.40 / 50
$71.10 / 500

$8.40
Add
50
$71.10
500
885 4"
$0.25
Add

$0.25 each
$8.86 / 50
$75.20 / 500

$8.86
Add
50
$75.20
500
886 4-1/2"
$0.29
Add

$0.29 each
$10.16 / 50
$85.90 / 500

$10.16
Add
50
$85.90
500
887 5"
$0.31
Add

$0.31 each
$10.74 / 50
$91.10 / 500

$10.74
Add
50
$91.10
500
888 5-1/2"
$0.34
Add

$0.34 each
$11.59 / 50
$98.30 / 500

$11.59
Add
50
$98.30
500
889 6"
$0.37
Add

$0.37 each
$13.27 / 50
$112.00 / 500

$13.27
Add
50
$112.00
500

Matching Products

Click on a product # for additional info

Prod. # Description Buy
2615
Add
$0.06 each
$2.75 / 100
$23.30 / 1000
15967
Top lock nuts, Hot dipped galvanized steel, 5/16"-18
A style of prevailing torque lock nut. Also called tri-loc.
Add
$0.08 each
$5.75 / 100
$50.60 / 1000
2988
USS flat washers, Hot dipped galvanized steel, 5/16"
USS pattern is the most common type of flat washer.
Add
$0.06 each
$3.26 / 100
$28.70 / 1000
2982
Lock washers, Hot dipped galvanized steel, 5/16"
Split lock washers place tension against a nut after tightening, to help prevent loosening.
Add
$0.07 each
$3.99 / 100
$35.50 / 1000