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 6220-01-294-8973
NSN 6650-01-398-7323
NSN 5998-01-195-1150
NSN 5998-01-165-7803
NSN 5945-01-437-6788
NSN 6685-01-421-4403
NSN 6240-01-601-2459
NSN 5985-00-905-7167
NSN 5975-01-231-2252
NSN 6620-01-274-8764
NSN 6110-00-297-5768
NSN 6645-00-099-6913