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 5895-01-263-8990
NSN 5990-01-040-1320
NSN 5920-01-298-1925
NSN 5999-00-618-9352
NSN 5965-01-197-6924
NSN 6150-01-433-0081
NSN 5950-01-020-6556
NSN 5950-00-331-3113
NSN 5996-00-542-3997
NSN 5895-01-346-7643
NSN 6610-00-811-6072
NSN 2925-01-360-3575