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 5990-01-468-1292
NSN 6240-01-200-7937
NSN 5960-00-497-7657
NSN 7035-01-072-1580
NSN 6320-00-886-9771
NSN 7035-00-946-2642
NSN 6320-01-473-9024
NSN 6145-01-176-7436
NSN 6685-00-473-9574
NSN 6645-01-285-8304
NSN 6240-00-228-1931
NSN 6105-01-555-8757