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 5925-01-091-7220
NSN 5950-01-534-9833
NSN 6685-00-455-9941
NSN 6685-01-110-4596
NSN 5835-00-928-5717
NSN 6620-00-947-3889
NSN 6220-01-414-1906
NSN 5985-00-503-3492
NSN 5935-00-068-0095
NSN 5915-01-383-8282
NSN 4140-01-029-2814
NSN 6320-01-446-6775