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 5895-01-156-8142
NSN 6645-01-377-2553
NSN 6240-01-483-0449
NSN 6135-01-400-2947
NSN 5835-00-005-7909
NSN 5855-00-610-4052
NSN 6220-00-037-9014
NSN 5975-01-196-9567
NSN 6145-00-593-8100
NSN 5905-01-448-4308
NSN 2925-01-423-3003
NSN 6135-00-519-1325