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 6130-01-419-6723
NSN 5915-00-587-2521
NSN 6145-00-351-4539
NSN 5990-00-101-8318
NSN 5998-00-058-7059
NSN 6685-01-352-6552
NSN 6150-01-233-3517
NSN 4140-01-453-2493
NSN 6135-01-562-3056
NSN 6240-01-555-0265
NSN 4140-01-187-1819
NSN 5945-00-035-9251