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 5910-01-416-7512
NSN 6150-00-155-8511
NSN 5975-01-166-7551
NSN 5990-01-411-5930
NSN 6150-01-280-4651
NSN 5855-01-491-0140
NSN 5996-01-463-8197
NSN 2925-00-788-0043
NSN 6610-01-460-4864
NSN 6130-01-311-9995
NSN 5965-01-522-7507
NSN 5996-01-511-0458