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 6645-01-609-6255
NSN 6240-01-089-1383
NSN 6110-01-317-4830
NSN 6620-01-368-2723
NSN 5930-00-901-2408
NSN 6130-01-463-8359
NSN 6110-01-191-5737
NSN 6105-00-801-1003
NSN 6650-01-423-9772
NSN 5996-01-502-9215
NSN 6685-00-544-8397
NSN 2925-01-368-5773