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 2925-00-365-3289
NSN 5910-01-581-8585
NSN 5996-01-400-3558
NSN 6150-00-074-6031
NSN 6130-00-980-6518
NSN 6145-01-211-7577
NSN 6220-01-095-4860
NSN 5998-01-250-1455
NSN 5996-01-005-1440
NSN 5985-00-295-2522
NSN 5998-01-399-1784
NSN 6645-01-496-0073