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 6145-01-621-8846
NSN 5990-00-006-5760
NSN 5990-00-828-1771
NSN 6645-00-859-8404
NSN 6105-01-348-0120
NSN 5915-00-013-0148
NSN 5945-01-059-7074
NSN 5945-01-549-1082
NSN 5945-01-359-8834
NSN 5930-01-496-1329
NSN 5965-01-509-0926
NSN 5910-01-156-1552