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 5930-01-591-3033
NSN 5975-01-576-9061
NSN 5985-01-210-8445
NSN 6240-00-153-8929
NSN 6135-01-215-1245
NSN 5996-00-944-1378
NSN 5945-00-977-6169
NSN 7035-00-320-5644
NSN 6240-00-523-9861
NSN 5975-01-321-1085
NSN 5895-00-480-5370
NSN 5915-00-602-0002