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 6320-01-498-4954
NSN 5945-01-584-9793
NSN 6240-01-515-2400
NSN 6220-00-738-0815
NSN 6110-00-186-2542
NSN 6645-01-438-4118
NSN 6135-00-269-5843
NSN 5915-00-456-0873
NSN 5835-01-104-5707
NSN 6685-01-330-7330
NSN 5998-00-206-6613
NSN 7035-01-553-5036