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 6685-00-549-6438
NSN 5996-01-512-6170
NSN 6110-01-542-9860
NSN 4140-01-264-4952
NSN 6105-01-568-0763
NSN 6320-00-590-9342
NSN 7035-01-610-6763
NSN 5915-00-815-0527
NSN 5925-01-656-3081
NSN 5915-01-467-2578
NSN 6130-00-361-7114
NSN 6240-01-452-0379