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 6685-01-051-8586
NSN 5999-01-583-1634
NSN 6620-01-538-7174
NSN 6645-01-025-1002
NSN 6145-01-248-7887
NSN 6130-01-197-9591
NSN 5895-01-158-0159
NSN 5985-01-352-5296
NSN 6145-01-236-2678
NSN 5996-01-503-5642
NSN 5975-00-014-0784
NSN 5965-00-170-5254