A nut round in shape, whose outer surface or portion(s) is/are knurled. It may have provisions for external wrenching. An integral feature is incorporated for locking on the threads of a mating member.
Classification: Nuts of iron or steel
NSN 6130-00-146-9813
NSN 5835-01-446-6065
NSN 5925-00-162-2799
NSN 5960-01-073-4201
NSN 5925-01-420-8277
NSN 6645-00-061-8033
NSN 6135-00-767-0331
NSN 6220-00-397-6910
NSN 5996-01-207-0804
NSN 5950-01-146-2392
NSN 6135-00-452-2266
NSN 4140-01-325-6972