A plain nut on which has been assembled a nonremovable washer.
Classification: Nuts of iron or steel
NSN 5905-00-557-4306
NSN 6685-01-510-1537
NSN 6240-01-383-7554
NSN 7035-01-158-7673
NSN 6645-01-122-2318
NSN 6110-01-520-6066
NSN 5999-01-029-8004
NSN 6240-01-321-3116
NSN 5930-01-535-6535
NSN 6145-01-646-5964
NSN 6650-01-361-9336
NSN 5990-00-107-0835