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 6620-01-423-7300
NSN 5996-01-651-7581
NSN 5998-01-583-9254
NSN 6620-01-261-2985
NSN 6220-00-186-8565
NSN 5999-00-518-2817
NSN 5950-01-596-9660
NSN 5975-00-491-7668
NSN 5960-01-347-0751
NSN 5996-00-957-7923
NSN 5905-00-266-8401
NSN 5835-00-505-2516