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.
NSN 5975-01-245-9950
NSN 5996-01-228-0405
NSN 5835-01-416-6449
NSN 5930-01-246-2489
NSN 5910-01-422-7427
NSN 5930-01-398-1867
NSN 6130-00-409-2951
NSN 5990-01-386-5561
NSN 6685-00-234-8995
NSN 5945-01-538-9983
NSN 6240-01-019-1997
NSN 6135-01-219-8612