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 5975-00-114-0019
NSN 5910-00-112-4543
NSN 6645-00-192-1152
NSN 5996-00-761-4305
NSN 5905-00-104-8096
NSN 2925-00-442-6702
NSN 6105-01-352-6103
NSN 6620-01-571-7727
NSN 6320-00-553-8427
NSN 4140-01-528-6681
NSN 5985-01-089-8621
NSN 5895-01-591-3101