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 6645-01-286-9872
NSN 6150-00-141-0293
NSN 5920-01-505-7409
NSN 5975-00-975-4665
NSN 6110-01-207-8174
NSN 6620-01-078-6372
NSN 5998-01-189-9166
NSN 5996-00-346-7065
NSN 5945-00-915-5685
NSN 6685-00-150-7080
NSN 5975-01-141-7632
NSN 5950-00-205-1854