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 5960-01-495-0859
NSN 6610-01-008-1653
NSN 5920-01-297-3132
NSN 6620-00-758-4230
NSN 6110-01-475-2599
NSN 4140-01-419-8592
NSN 6105-00-262-0432
NSN 6650-01-420-0233
NSN 5975-01-111-5599
NSN 5960-00-521-0221
NSN 7035-01-218-4233
NSN 5975-01-463-8705