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 6645-01-171-0187
NSN 5975-00-288-5877
NSN 7035-00-794-0792
NSN 5935-01-463-2200
NSN 6650-01-181-6037
NSN 6320-01-019-1028
NSN 5835-00-523-0736
NSN 5960-01-628-2760
NSN 6135-00-271-0407
NSN 5855-01-529-5567
NSN 5925-00-785-6260
NSN 6220-00-255-4048