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 6220-01-074-9657
NSN 5960-00-170-6447
NSN 6610-00-079-1508
NSN 5985-00-059-5915
NSN 5925-01-554-0806
NSN 6135-01-373-2518
NSN 5915-01-552-1469
NSN 5999-01-063-9041
NSN 6145-00-766-8437
NSN 6220-01-320-2641
NSN 2925-01-327-3069
NSN 5945-00-901-8427