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 5998-00-946-0669
NSN 5910-01-250-1168
NSN 5998-01-328-2678
NSN 5935-00-854-0860
NSN 6650-01-500-0555
NSN 5950-01-431-9068
NSN 6145-00-244-4565
NSN 6610-01-339-9222
NSN 6110-01-277-9324
NSN 6150-00-248-3866
NSN 5910-01-406-4316
NSN 6145-01-401-3713