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 5895-01-489-5673
NSN 6145-00-141-8095
NSN 6220-00-635-8818
NSN 5975-01-323-4875
NSN 6110-01-433-2214
NSN 5999-01-353-7929
NSN 6105-00-896-4059
NSN 5915-01-500-7008
NSN 5985-01-388-9992
NSN 5985-01-476-8870
NSN 6130-01-620-1408
NSN 7035-00-406-0568