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 5999-00-737-6416
NSN 5990-00-105-7831
NSN 5905-00-464-0778
NSN 6145-00-466-4068
NSN 6645-01-441-0937
NSN 5855-01-425-1330
NSN 6320-00-925-0558
NSN 6610-00-920-3006
NSN 5920-00-086-6859
NSN 5925-00-902-0613
NSN 5910-00-990-8097
NSN 5960-01-533-5162