A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, castellated, hexagon.
NSN 6620-00-803-2423
NSN 6220-00-172-0146
NSN 6220-01-345-2845
NSN 2925-01-412-9520
NSN 6620-01-109-2764
NSN 6110-00-212-9130
NSN 5935-00-726-4704
NSN 7035-01-485-0269
NSN 5999-00-269-5320
NSN 6620-01-441-7896
NSN 6320-01-347-2638
NSN 5895-01-252-8831