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 6145-01-557-4906
NSN 5855-01-649-7398
NSN 5895-01-314-6223
NSN 6650-01-272-9746
NSN 5905-01-365-1761
NSN 6105-01-084-9716
NSN 6645-00-276-7544
NSN 5915-01-145-3070
NSN 5945-01-570-2547
NSN 2925-01-228-6554
NSN 6685-00-399-3250
NSN 5975-00-873-4826