A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, slotted, hexagon.
Classification: Nuts of iron or steel
NSN 5965-00-023-0944
NSN 5990-01-489-0366
NSN 6645-01-063-5383
NSN 4140-01-552-9754
NSN 6650-01-369-8733
NSN 6320-01-532-7491
NSN 6645-01-076-4655
NSN 5925-01-025-7008
NSN 5965-01-213-7256
NSN 4140-01-043-5089
NSN 5950-00-982-9053
NSN 2925-01-294-0585