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 6620-01-209-6909
NSN 6110-00-394-7187
NSN 5996-00-974-5343
NSN 2925-00-320-5607
NSN 4140-01-473-0528
NSN 5920-01-468-0186
NSN 5996-01-421-4761
NSN 5855-01-041-9392
NSN 6320-00-400-8042
NSN 5965-01-492-5695
NSN 5950-01-152-2622
NSN 7035-01-391-7470