Nut self-locking
A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. An integral feature is incorporated for locking on the threads of a mating member.
Classification: Nuts of iron or steel
NSN 4140-01-297-5148
NSN 5990-01-336-3976
NSN 5930-00-574-4275
NSN 5965-00-964-1756
NSN 5915-01-633-9845
NSN 6650-01-590-9344
NSN 6240-01-160-7934
NSN 5835-01-416-6455
NSN 5998-00-474-4463
NSN 6650-01-065-1704
NSN 6685-00-900-0579
NSN 5998-01-305-7760