A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, castellated, hexagon.
Classification: Nuts of iron or steel
NSN 6145-01-315-1618
NSN 5960-01-142-1995
NSN 6645-01-633-1852
NSN 6240-00-578-7422
NSN 5915-00-400-9981
NSN 5895-01-556-1959
NSN 6650-00-738-5418
NSN 5990-00-105-7831
NSN 5905-00-460-1203
NSN 5925-00-104-5761
NSN 5945-01-076-2674
NSN 6220-01-106-2761