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 6130-01-210-7064
NSN 5975-00-973-9966
NSN 6610-00-432-5774
NSN 6110-01-116-4251
NSN 5905-01-505-2867
NSN 4140-01-067-8242
NSN 6145-01-579-3280
NSN 6130-01-386-2894
NSN 6650-01-168-8451
NSN 6620-01-061-3497
NSN 5998-01-014-0016
NSN 5855-00-156-4993