A plain nut on which has been assembled a nonremovable washer.
Classification: Nuts of iron or steel
NSN 4140-01-049-9916
NSN 5950-01-458-4422
NSN 6320-00-725-0754
NSN 5965-00-549-0220
NSN 6610-00-766-4074
NSN 5925-01-439-8013
NSN 5855-01-213-9076
NSN 5895-01-136-1195
NSN 5905-01-425-3259
NSN 5935-01-446-6773
NSN 6650-01-481-3618
NSN 6220-01-427-2333