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 6130-00-556-2027
NSN 6130-00-009-2285
NSN 6320-01-214-0350
NSN 5950-00-925-1813
NSN 6110-00-155-4303
NSN 5960-01-138-5897
NSN 5985-01-492-6924
NSN 5835-00-224-9148
NSN 6610-01-025-4718
NSN 5985-00-170-4156
NSN 6105-01-224-8899
NSN 5950-01-351-5365