Used on a propeller for an outboard motor
No other part numbers with same form, fit, and function found.
A plain nut on which has been assembled a nonremovable washer.
NSN 5835-00-450-4832
NSN 5975-00-451-7208
NSN 5950-00-988-5465
NSN 6650-00-226-7099
NSN 6685-01-232-9965
NSN 4140-00-368-4261
NSN 5999-00-683-6660
NSN 4140-01-525-9688
NSN 6320-01-600-0787
NSN 6150-00-736-0327
NSN 6135-01-327-2092
NSN 5930-00-090-4341