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 6145-00-269-4271
NSN 5990-01-231-1214
NSN 5950-01-569-9200
NSN 5999-00-902-3920
NSN 6135-00-505-0679
NSN 5930-00-100-1260
NSN 5945-01-436-5488
NSN 6645-00-192-1152
NSN 5855-01-199-0150
NSN 6135-00-100-8890
NSN 6145-01-065-0799
NSN 6130-00-056-0155