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 5996-00-107-5357
NSN 6645-01-418-1657
NSN 5975-01-224-7209
NSN 5910-01-368-1720
NSN 5920-01-320-3953
NSN 6620-00-905-6590
NSN 6130-00-580-3725
NSN 6240-00-224-1880
NSN 2925-00-233-5644
NSN 5985-01-264-2344
NSN 6685-01-556-3228
NSN 5990-00-407-4473