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 5975-01-359-4848
NSN 5965-01-605-4703
NSN 6610-01-147-8438
NSN 6320-01-192-0332
NSN 6105-01-152-2800
NSN 5930-01-412-3835
NSN 6645-00-237-8414
NSN 5945-01-390-8300
NSN 6145-01-540-1798
NSN 5996-00-537-3947
NSN 4140-01-104-4727
NSN 5985-01-576-3568