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 5960-01-604-1158
NSN 5930-00-405-4094
NSN 5895-01-135-6289
NSN 5930-01-381-7411
NSN 6135-01-560-8130
NSN 5905-01-412-1601
NSN 5975-00-989-7416
NSN 2925-01-354-1752
NSN 5998-00-874-1062
NSN 6645-01-157-9080
NSN 2925-01-036-8251
NSN 6135-00-519-1325