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.
Classification: Nuts of iron or steel
NSN 4140-01-388-8374
NSN 5960-00-939-8124
NSN 5910-01-504-7601
NSN 6645-01-347-0450
NSN 5950-01-563-4443
NSN 5835-01-242-9806
NSN 6620-01-585-5647
NSN 7035-01-012-2259
NSN 5925-01-457-2091
NSN 5985-01-443-1767
NSN 6610-01-376-9199
NSN 5910-00-613-3140