4-40 UNC NYLOC NUT SS304

Stainless A2 70 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.
Thread = 40 TPI

GST Incl
Excl
4-40 UNC NYLOC NUT SS304
304NNYLC0440
Each
$0.1030