Dyed brown
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 5925-01-467-3625
NSN 5835-01-610-5744
NSN 5996-01-607-1043
NSN 6240-00-119-4182
NSN 6610-01-381-3181
NSN 5998-00-753-7856
NSN 6610-01-026-1701
NSN 6685-00-521-0656
NSN 2925-01-422-1542
NSN 5990-00-932-3070
NSN 5925-00-704-4491
NSN 6620-00-444-6972