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 6320-01-506-9439
NSN 6135-00-557-8874
NSN 6320-01-521-1764
NSN 6685-01-577-6405
NSN 6320-00-402-6493
NSN 6645-01-207-9273
NSN 5998-01-521-3720
NSN 6220-01-643-8478
NSN 5990-00-314-3522
NSN 6610-01-581-3692
NSN 5855-01-130-1501
NSN 6240-01-577-4740