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 5998-01-574-0479
NSN 5910-00-073-6292
NSN 5855-01-147-6024
NSN 6320-01-086-2602
NSN 5965-00-501-7835
NSN 6685-01-592-9681
NSN 6650-00-857-2260
NSN 4140-00-161-0038
NSN 5945-01-248-1121
NSN 7035-00-803-3056
NSN 6645-00-754-4108
NSN 6220-01-030-0780