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 6685-00-136-3151
NSN 2925-00-578-4068
NSN 6145-01-146-5555
NSN 5905-01-347-1040
NSN 5915-01-009-6400
NSN 4140-01-388-2007
NSN 6645-01-333-5810
NSN 5990-00-139-3155
NSN 6650-01-373-5912
NSN 6685-01-611-7331
NSN 6240-00-275-1950
NSN 6135-00-567-1322