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 6620-01-474-4951
NSN 6320-01-308-0009
NSN 6220-01-465-3292
NSN 5930-01-509-9878
NSN 5965-01-256-9460
NSN 5975-01-105-9020
NSN 6650-01-166-1914
NSN 5960-01-170-4057
NSN 5950-01-415-0276
NSN 5950-00-394-1526
NSN 6685-01-250-2136
NSN 6220-01-604-3308