Flange bolts have a circular flange under the head that acts like a washer to distribute the load. Flange bolts that are non-serrated are sometimes called frame bolts.

Flange bolts, External hex, Grade 8 steel plain finish, 5/8"-18 x 2-3/4"

Non-serrated grade 8 hex flange bolts

Partial thread

A hexagonal head for use with a wrench. (Note: Shorter lengths are found under full thread.) These bolts are sometimes called Frame bolts. Meets IFI-111 (2002).

  • Grade 8 steel plain finish

Matching Products

Click on a product # for additional info

Prod. # Description Buy
Flange nuts, Grade 8 steel plain finish, 5/8"-18
A nut with a built in washer.
$0.75 each
$16.39 / 25
$142.00 / 250

See also

Flange bolts

Metric flange bolts

Flange bolts have a flange on the bottom of the head that distributes the load like a washer.