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 6620-01-535-0409
NSN 6130-01-065-2801
NSN 5965-00-906-8281
NSN 6240-01-584-6774
NSN 7035-01-474-6127
NSN 5915-00-966-7668
NSN 5960-01-331-1076
NSN 6220-01-227-1917
NSN 5975-01-338-2948
NSN 6650-01-246-3265
NSN 6135-01-278-9717
NSN 5990-00-133-0102