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Hex bolts, Stainless steel 18-8, Coarse (standard) thread, 1/2" x 3-1/4"

Hex bolt

Prod. # Length Each price Bag price Bulk price Price Buy
9004 3-1/4" $2.30 / ea $49.04 / 25 $438.00 / 250 $2.30 / ea $49.04 / 25 $438.00 / 250
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Hex cap screw Varies (Body) dimensions
Hex bolt (Head) dimensions
Product details
Bolt Depot product# 9004
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 Hex bolts
A bolt with a six sided head.
Material Stainless steel
Grade 18-8
A corrosion resistant steel alloy. The most common stainless steel for general hardware use.
Thread density Coarse
Diameter 1/2"
Thread count 13
Length 3-1/4"
Length tolerance +0.06" / -0.08"
Thread direction Right hand
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 3/4"
Fully threaded No
Thread length Minimum 1-1/4"
Dimensional standard ASME B18.2.1

Matching Products

Click on a product # for additional info

Prod. # Description Buy
2557
Hex nylon insert lock nuts, Stainless steel 18-8, 1/2"-13
A hex nut with a nylon ring to resist loosening.
$0.63 / ea
$13.19 / 25
$111.00 / 250
2950
$0.28 / ea
$18.76 / 100
$150.00 / 1,000
2959
Lock washers, Stainless steel 18-8, 1/2"
Split lock washers place tension against a nut after tightening, to help prevent loosening.
$0.28 / ea
$19.43 / 100
$171.00 / 1,000

See also

Metric hex bolt

Metric hex bolts

A bolt with a six sided head.