A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5985-01-068-5198
NSN 5990-00-419-0236
NSN 6150-01-026-0913
NSN 6240-00-249-6259
NSN 6145-00-132-4800
NSN 5990-01-649-4647
NSN 5998-01-394-4349
NSN 5920-00-438-4973
NSN 6240-01-578-6227
NSN 5925-01-052-6413
NSN 5985-01-363-9506
NSN 5975-00-496-9875