A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, slotted, hexagon.
Classification: Nuts of iron or steel
NSN 6110-01-591-0423
NSN 6320-01-454-1965
NSN 5990-01-127-1108
NSN 6110-01-633-9660
NSN 6685-01-572-1047
NSN 6685-01-417-3056
NSN 6110-00-927-8186
NSN 6320-01-560-7177
NSN 5915-00-978-1442
NSN 5895-00-991-4582
NSN 6645-01-396-6976
NSN 5835-01-392-7683