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 6240-01-633-9357
NSN 6240-01-517-7566
NSN 4140-01-497-2716
NSN 6320-00-994-0179
NSN 6620-01-288-8249
NSN 6145-01-448-0832
NSN 5985-01-472-5130
NSN 5990-01-110-8979
NSN 5996-01-633-7979
NSN 5925-01-280-2556
NSN 5996-01-581-2090
NSN 5855-00-631-4565