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 5895-01-661-0664
NSN 5998-01-106-2006
NSN 5960-00-090-2991
NSN 5945-01-547-9657
NSN 5950-01-304-3735
NSN 5965-01-221-0569
NSN 4140-01-577-3785
NSN 6135-01-027-7543
NSN 5945-01-142-1053
NSN 5835-00-130-6404
NSN 6240-01-555-8613
NSN 5910-01-495-1136