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 6240-01-085-6576
NSN 6110-01-133-8343
NSN 5975-01-300-1548
NSN 5925-01-158-0762
NSN 4140-01-288-3246
NSN 5835-01-020-5650
NSN 6130-00-196-0618
NSN 5975-01-101-0466
NSN 6610-01-485-8973
NSN 5895-00-762-9102
NSN 5920-00-473-0563
NSN 5950-00-272-2557