Dyed orange
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 5920-00-269-4060
NSN 6320-00-036-3688
NSN 5910-01-195-0926
NSN 6130-00-553-6253
NSN 5950-01-386-2587
NSN 6220-01-129-7462
NSN 6645-00-646-6631
NSN 5905-01-510-3803
NSN 6645-01-479-0804
NSN 5910-01-598-8298
NSN 6105-00-596-6107
NSN 5999-01-515-8769