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 6145-00-405-9819
NSN 5975-01-168-7643
NSN 5835-01-528-1864
NSN 4140-00-840-2082
NSN 5945-00-513-9716
NSN 6650-00-256-9059
NSN 6610-01-645-4688
NSN 6240-01-168-4533
NSN 5910-00-968-0387
NSN 5895-00-760-6917
NSN 5835-00-876-4544
NSN 5915-01-449-8409