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 5999-00-751-1188
NSN 5996-00-983-2630
NSN 5905-00-410-3837
NSN 5996-01-502-7877
NSN 6220-01-275-0995
NSN 6105-00-495-2981
NSN 6130-01-027-2501
NSN 5920-00-362-1376
NSN 6105-01-457-4936
NSN 6145-00-082-1906
NSN 5915-01-138-4592
NSN 5935-01-137-5840