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 6240-01-371-6251
NSN 6150-01-577-5528
NSN 6110-00-111-2761
NSN 5895-01-500-2887
NSN 6645-01-225-4768
NSN 5960-00-926-0211
NSN 5935-00-103-6466
NSN 2925-00-956-3848
NSN 4140-01-130-7858
NSN 5965-00-249-6980
NSN 6130-00-834-6808
NSN 6105-00-051-9924