A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, slotted, hexagon.
Classification: Nuts of iron or steel
NSN 6620-01-547-2086
NSN 5915-01-651-9628
NSN 5965-01-357-2317
NSN 5920-01-660-5749
NSN 5990-00-946-5650
NSN 4140-01-236-2175
NSN 5996-01-259-3982
NSN 5950-00-113-9793
NSN 6685-01-524-8430
NSN 5915-01-144-6917
NSN 4140-01-632-0983
NSN 5960-01-154-3719