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 5905-01-473-2419
NSN 6110-01-605-7787
NSN 6320-01-265-0665
NSN 5990-00-964-9672
NSN 5905-01-323-1458
NSN 5950-01-218-4877
NSN 6240-01-232-8753
NSN 5985-00-233-7284
NSN 5915-01-648-7354
NSN 6610-00-276-8919
NSN 6620-01-478-0535
NSN 6220-00-106-8770