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.
NSN 5999-01-207-9740
NSN 5915-01-429-9287
NSN 6620-00-959-6614
NSN 5945-01-433-1926
NSN 5935-01-411-7862
NSN 6320-01-266-1612
NSN 5985-01-475-4518
NSN 5960-01-089-8155
NSN 5945-00-391-4036
NSN 5950-00-576-8593
NSN 5975-01-342-1700
NSN 5999-00-626-7382