No other part numbers with same form, fit, and function found.
A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes nut (1), self-locking, cap.
Classification: Nuts of iron or steel
NSN 5945-01-221-4151
NSN 6650-01-642-6773
NSN 5990-00-952-7100
NSN 6105-01-484-8516
NSN 5930-01-224-2445
NSN 4140-01-012-3996
NSN 5855-00-548-4742
NSN 6650-01-327-3068
NSN 6105-01-031-9638
NSN 5945-01-538-1618
NSN 6610-01-373-8066
NSN 5990-01-604-0862