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 5855-00-494-9581
NSN 5996-01-372-5063
NSN 5835-01-113-8731
NSN 2925-00-554-6956
NSN 6645-01-619-6301
NSN 6645-01-004-0803
NSN 2925-00-772-5611
NSN 5990-00-836-7962
NSN 5925-01-361-8836
NSN 5996-00-236-0823
NSN 6610-01-526-2054
NSN 6610-00-881-5060