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 6320-01-550-3420
NSN
NSN 6150-01-386-5158
NSN 5945-00-624-9845
NSN 5835-01-257-0154
NSN 5950-01-425-1174
NSN 6145-01-605-0948
NSN 5985-00-893-9719
NSN 6685-00-236-2225
NSN 5915-01-390-5482
NSN 5965-01-542-3102
NSN 6220-01-069-2340