A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, slotted, hexagon.
Classification: Nuts of iron or steel
NSN 5920-01-354-6243
NSN 6320-00-186-6452
NSN 5905-01-448-7815
NSN 5920-00-018-1452
NSN 5945-00-296-8464
NSN 5998-01-300-3126
NSN 5990-00-930-3109
NSN 5996-00-277-7384
NSN 5998-01-272-8127
NSN 5905-01-323-6711
NSN 6685-00-952-2027
NSN 5990-00-351-5479