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.
NSN 5998-00-540-0490
NSN 6130-01-121-7675
NSN 6135-01-142-6456
NSN 5920-01-579-3193
NSN 6105-00-296-5116
NSN 5950-01-649-9323
NSN 6110-01-130-5900
NSN 6145-00-441-2512
NSN 5975-01-346-4563
NSN 6685-01-054-6108
NSN 5925-00-140-6367
NSN 5990-00-594-7291