A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5985-01-503-0146
NSN 6610-01-196-3458
NSN 5960-00-504-8401
NSN 5895-01-296-4692
NSN 6685-00-242-6722
NSN 6650-00-170-5095
NSN 5855-00-256-5562
NSN 5960-01-170-4057
NSN 5855-00-405-4532
NSN 5996-00-101-0687
NSN 6610-01-566-8198
NSN 5996-01-385-0884