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 6320-00-270-8222
NSN 6610-01-096-8746
NSN 6240-01-361-3499
NSN 5930-01-567-9361
NSN 5895-00-263-3982
NSN 6240-01-456-9583
NSN 5985-01-032-8530
NSN 5990-01-517-7848
NSN 5965-01-286-6548
NSN 5920-01-221-9598
NSN 6645-01-464-4937
NSN 6135-01-307-6006