A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5915-00-764-0251
NSN 5910-01-471-7976
NSN 6610-01-394-3808
NSN 5855-00-004-0904
NSN 6240-00-682-3508
NSN 6145-00-226-9499
NSN 2925-01-579-8620
NSN 6110-01-259-8224
NSN 2925-00-720-3948
NSN 5945-01-455-1364
NSN 5950-01-350-6625
NSN 5935-01-600-1023