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Hex bolts, Zinc plated grade 8 steel yellow, 5/16" x 1-1/4"

Grade 8 hex bolt

Hex bolt diameter is measured on the outside of the threads.

Hex bolt diameter

Resources

Diameter and Thread count

Matching Products

Click on a product # for additional info

Prod. # Description Buy
3048
SAE flat washers, Zinc plated grade 8 steel yellow, 5/16"
SAE pattern is a tighter fit on the bolt and a smaller outside diameter.
$0.12 / ea
$7.88 / 100
$64.30 / 1,000
3061
USS flat washers, Zinc plated grade 8 steel yellow, 5/16"
USS pattern is the most common type of flat washer.
$0.14 / ea
$9.40 / 100
$78.50 / 1,000
3038
Lock washers, Zinc plated grade 8 steel yellow, 5/16"
Split lock washers place tension against a nut after tightening, to help prevent loosening.
$0.06 / ea
$3.56 / 100
$31.80 / 1,000

See also

Metric hex bolt

Metric hex bolts

A bolt with a six sided head.