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

Tap bolt diameter

Diameter and Thread count

Matching Products

Click on a product # for additional info

Prod. # Description Buy
16020
Add
$0.17 / ea
$10.15 / 100
$72.60 / 1000
16032
Lock washers, Stainless steel 316, 5/16"
Split lock washers place tension against a nut after tightening, to help prevent loosening.
Add
$0.12 / ea
$7.86 / 100
$55.50 / 1000

See also

Metric full thread tap bolt

Metric tap bolts

A full thread bolt with a six sided head.