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 5965-00-275-0491
NSN 6320-00-284-1524
NSN 5910-00-731-9659
NSN 5855-01-147-4785
NSN 5996-01-206-7130
NSN 6130-01-521-3992
NSN 5975-01-356-4544
NSN 5999-01-239-0775
NSN 5998-01-503-4313
NSN 5985-01-660-0966
NSN 5915-01-641-3183
NSN 5975-01-504-0210