A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Copper screws, nuts, bolts, rivets, and other fasteners not threaded
NSN 5999-01-139-6914
NSN 5975-01-386-3061
NSN 6610-00-005-1847
NSN 6685-01-244-9623
NSN 5855-01-138-4985
NSN 5999-01-362-0524
NSN 6240-01-453-5036
NSN 7035-01-293-0322
NSN 5895-01-458-1782
NSN 5925-01-515-8060
NSN 5910-01-310-1879
NSN 5930-01-351-8047