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 6650-01-124-1902
NSN 6220-01-446-8454
NSN 6610-00-083-3870
NSN 6145-00-635-9957
NSN 6320-01-425-1417
NSN 6685-00-478-1858
NSN 6610-01-646-9101
NSN 6220-00-704-9823
NSN 4140-00-917-4308
NSN 6685-01-589-5341
NSN 5930-01-512-9397
NSN 5945-00-983-9145