A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 6320-01-572-6395
NSN 6620-00-149-7557
NSN 6240-00-092-3186
NSN 5835-01-116-2369
NSN 6320-01-547-2743
NSN 6645-01-063-5383
NSN 5999-00-471-7455
NSN 5985-01-584-4296
NSN 5835-00-864-0694
NSN 5925-00-231-3660
NSN 6620-01-413-4170
NSN 6145-01-179-9547