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 4140-01-366-4034
NSN 5960-00-721-1744
NSN 5915-01-136-2632
NSN 5960-01-031-7992
NSN 5835-01-193-0391
NSN 6145-00-735-7764
NSN 5996-00-840-5246
NSN 5960-01-134-4099
NSN 7035-01-331-5614
NSN 5965-01-313-3845
NSN 5965-00-079-0928
NSN 6610-01-297-7004