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 5960-01-251-3912
NSN 6145-00-261-8202
NSN 6685-00-020-9793
NSN 5996-01-595-6529
NSN 5905-01-603-9264
NSN 5965-01-326-9860
NSN 6220-01-171-0957
NSN 5905-01-272-7412
NSN 6135-00-756-6149
NSN 5998-01-482-6435
NSN 6650-01-448-8903
NSN 5996-00-613-1761