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 5975-01-211-4419
NSN 6220-01-409-1585
NSN 5985-01-480-2878
NSN 5915-01-290-8825
NSN 5950-01-369-3961
NSN 6135-01-041-3829
NSN 2925-01-197-7864
NSN 6610-01-609-0799
NSN 7035-01-411-6062
NSN 6320-01-304-3639
NSN 6220-01-569-4624
NSN 6150-00-303-1565