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 5996-01-445-7284
NSN 5915-01-489-6185
NSN 6220-01-464-3040
NSN 6135-00-809-2148
NSN 5985-00-914-0619
NSN 5975-01-472-8290
NSN 5835-01-219-0586
NSN 6645-01-033-1171
NSN 6110-00-846-0977
NSN 5905-01-005-1818
NSN 6135-01-329-7994
NSN 7035-00-104-7613