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Structural bolts A325, Hot dipped galvanized steel, 1/2"-13 x 1-1/2"

Grade A325 hex bolt

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

Prod. # Length Each price Bag price Bulk price Price Buy
21516 1-1/2" $1.44 / ea $48.06 / 50 $221.00 / 250 $1.44 / ea $48.06 / 50 $221.00 / 250
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Structural A325 hex bolt dimensions 1
Structural A325 hex bolt dimensions 2
Product details
Bolt Depot product# 21516
Units US
Category Hex bolts
Bolts with hexagonal heads and machine threads for use with a nut or in a tapped hole. Also known as hex cap screws or machine bolts.
Subcategory Structural bolts A325
The most common type of bolt used in structural connections offering a larger diameter hex head.
Material Steel
A medium carbon steel commonly used in structural connections.
Plating Hot dipped galvanized
Hot dipped galvanized is a coating for very good corrosion resistance.
Thread density Coarse
Diameter 1/2"
Thread count 13
Length 1-1/2"
Length tolerance +0.00" / -0.12"
Structural Yes
Thread direction Right hand
Type Type 1
Head style Hex
Hex heads are six sided for use with a wrench.
Drive type External hex
A hexagonal head for use with a wrench.
Head height 0.302" - 0.323"
Width across the flats 7/8"
Fully threaded No
Thread length Minimum 1"
Body length Minimum 0.31"
Dimensional standard ASME B18.2.6

Matching Products

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Prod. # Description Buy
21598
Structural nuts A563 grade DH, Hot dipped galvanized steel blue waxed finish, 1/2"-13
The standard nut used for A325 structural bolts and structural bolting applications.
$0.89 / ea
$14.78 / 25
$127.00 / 250
21586
Structural nuts A194 grade 2H, Hot dipped galvanized steel, 1/2"-13
A194 nuts are used in special-purpose applications such as high service temperatures and pressures. Also suitable for use with A325 structural bolts.
$0.73 / ea
$12.18 / 25
$105.00 / 250
21623
Structural washers F436, Hot dipped galvanized steel, 1/2"
A thick flat washer intended for use in structural connections.
$0.28 / ea
$7.99 / 50
$67.20 / 500
2984
Lock washers, Hot dipped galvanized steel, 1/2"
Split lock washers place tension against a nut after tightening, to help prevent loosening.
$0.19 / ea
$11.77 / 100
$106.00 / 1,000