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 5855-01-423-9921
NSN 6150-00-316-3223
NSN 2925-00-078-0525
NSN 6685-00-079-0313
NSN 5930-01-080-3242
NSN 5905-01-378-6234
NSN 5915-01-187-0728
NSN 6240-01-418-0282
NSN 5915-01-605-3326
NSN 2925-00-146-0179
NSN 5985-01-257-6150
NSN 6150-00-989-2169