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 6220-01-641-9175
NSN 6105-01-131-9677
NSN 6145-00-526-3056
NSN 5915-01-509-5094
NSN 6620-01-630-1721
NSN 5996-01-342-4155
NSN 5945-00-003-9155
NSN 5950-01-044-9011
NSN 5998-01-501-8741
NSN 5835-01-149-6855
NSN 6240-00-006-3725
NSN 5855-01-046-7273