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 6135-01-101-5039
NSN 4140-01-448-0733
NSN 5915-00-225-0550
NSN 5920-01-226-4271
NSN 6145-00-286-9588
NSN 5985-00-335-8815
NSN 6150-00-895-6523
NSN 2925-00-078-0525
NSN 5930-00-944-7106
NSN 6130-01-132-1871
NSN 6240-00-295-2158
NSN 6105-01-056-1729