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 5950-01-274-7931
NSN 6645-01-608-1134
NSN 6240-01-012-8421
NSN 6685-00-929-6093
NSN 5915-01-254-9734
NSN 6130-01-373-1911
NSN 5985-01-182-2890
NSN 5935-01-179-6666
NSN 6145-01-513-9126
NSN 6620-00-001-1398
NSN 5895-01-165-0320
NSN 6320-00-284-1524