1 3/4 UNF NYLOC NUT ZP

Thread = 12 TPI
The Nyloc nut is an economic locking nut and ideal in applications where vibration or motion could loosen or undo the nut.
It uses a nylon insert located towards the top of the nut, reducing its inner diameter, which then deforms over the mating thread.

GST Incl
Excl
1 3/4 UNF NYLOC NUT ZP
NNYLF134Z
Each
$37.9418