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 6145-01-150-1557
NSN 5945-01-333-6669
NSN 6220-01-279-4281
NSN 5975-01-327-2316
NSN 6685-01-653-6434
NSN 5960-00-156-5603
NSN 5895-01-172-1782
NSN 5920-01-105-8879
NSN 6150-01-387-7866
NSN 5950-00-106-0311
NSN 5950-01-122-0527
NSN 5965-01-446-6945