No other part numbers with same form, fit, and function found.
A nut with projection(s) that is/are designed to localize heating, during welding, at predetermined points and to fuse with the metal to which the nut is mounted.
NSN 5920-01-045-1484
NSN 6645-00-025-4771
NSN 7035-00-108-4421
NSN 4140-00-411-6848
NSN 6110-01-400-4207
NSN 5930-01-391-9212
NSN 6130-00-480-7923
NSN 5945-00-100-5901
NSN 6645-01-473-9179
NSN 6110-00-719-7209
NSN 5935-00-396-0040
NSN 5998-01-660-7646