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 6320-01-541-7585
NSN 6145-01-069-1601
NSN 5905-01-420-2328
NSN 5999-00-081-0305
NSN 5835-00-880-6477
NSN 7035-00-908-4933
NSN 5996-01-391-4746
NSN 6135-00-368-5578
NSN 5905-01-461-2842
NSN 5975-01-094-6943
NSN 5985-01-521-4345
NSN 6105-01-459-9242