A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, castellated, hexagon.
Classification: Nuts of iron or steel
NSN 5985-01-374-5652
NSN 6240-01-265-5039
NSN 5905-01-576-6133
NSN 6650-00-717-8913
NSN 5855-01-351-6277
NSN 5960-00-900-3508
NSN 5915-00-986-3847
NSN 5975-00-411-1689
NSN 5990-01-411-5930
NSN 5950-01-259-7866
NSN 5925-00-318-3023
NSN 6610-00-256-8006