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 6145-01-336-6678
NSN 5910-01-067-8361
NSN 6320-00-313-9114
NSN 6610-01-275-0119
NSN 5910-00-557-3495
NSN 6685-01-161-9677
NSN 5930-01-318-5005
NSN 5999-01-168-1670
NSN 6110-01-283-4076
NSN 5999-00-912-3550
NSN 5895-00-518-4954
NSN 5910-01-307-9708