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 5960-01-231-9119
NSN 6610-00-630-0494
NSN 6320-01-305-5881
NSN 5855-00-058-1293
NSN 5975-01-316-2990
NSN 5935-01-401-5324
NSN 5950-01-150-4271
NSN 5945-00-807-9155
NSN 5960-00-011-3760
NSN 6620-00-911-1577
NSN 6130-01-121-5929
NSN 5998-00-290-5511