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 6105-01-448-6319
NSN 6240-01-548-4593
NSN 6645-01-504-3394
NSN 6240-00-876-2525
NSN 6130-00-920-7157
NSN 5920-01-418-3450
NSN 5925-00-715-7831
NSN 6685-00-887-3441
NSN 6145-01-509-4057
NSN 6150-01-445-1860
NSN 5950-00-343-1910
NSN 6145-01-499-9745