A nut on which has been assembled a nonremovable washer. An integral feature is incorporated for locking on the threads of a mating member.
NSN 5915-01-050-7361
NSN 5920-01-492-8310
NSN 4140-00-141-9801
NSN 5999-00-603-6785
NSN 5999-01-468-0712
NSN 6220-01-494-4776
NSN 5999-01-167-8609
NSN 5998-00-286-3590
NSN 6130-00-113-9768
NSN 5975-01-607-0449
NSN 5910-00-758-7662
NSN 6135-01-354-5535