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 5950-01-152-8048
NSN 6685-00-179-5227
NSN 5855-00-198-3197
NSN 5915-00-503-5576
NSN 6105-01-447-0007
NSN 6685-01-506-8818
NSN 4140-01-302-5261
NSN 5915-01-342-0400
NSN 5990-00-621-7457
NSN 2925-01-062-2660
NSN 5930-00-406-1159
NSN 5950-01-452-5650