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 6650-01-112-0453
NSN 6220-00-450-0577
NSN 6645-01-350-3138
NSN 6110-01-562-0976
NSN 5930-00-437-7127
NSN 6150-01-331-9819
NSN 6645-00-927-8207
NSN 6150-00-812-7928
NSN 5835-00-341-5441
NSN 5950-00-661-2612
NSN 6620-01-521-9710
NSN 5998-01-607-1975