A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 6320-00-937-5625
NSN 5935-00-040-8089
NSN 6105-00-481-0781
NSN 5895-00-267-7430
NSN 6610-01-144-4228
NSN 6320-01-516-3836
NSN 6240-00-872-3365
NSN 6220-00-810-9563
NSN 5990-01-187-2981
NSN 4140-01-198-1452
NSN 5855-01-621-0215
NSN 5915-00-827-5749