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 6320-00-573-8034
NSN 7035-01-176-7523
NSN 6145-01-375-1369
NSN 6650-01-419-7567
NSN 6620-01-046-8623
NSN 6110-01-410-7637
NSN 5930-00-636-8888
NSN 5905-01-272-7412
NSN 5999-01-265-0721
NSN 5930-00-964-7363
NSN 5930-00-228-0187
NSN 6220-01-331-3468