A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 6240-01-014-5598
NSN 5945-00-287-8022
NSN 5996-00-175-9678
NSN 6620-01-352-5640
NSN 5905-01-615-7394
NSN 6645-01-062-0905
NSN 6220-00-276-8681
NSN 5905-01-440-9088
NSN 5935-01-142-5014
NSN 5975-00-660-5580
NSN 5950-00-615-6535
NSN 7035-01-094-2365