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 5990-00-212-4316
NSN 6130-01-059-2630
NSN 5990-01-288-7393
NSN 6220-01-312-0999
NSN 6110-00-316-3484
NSN 7035-00-140-0474
NSN 5895-01-293-0945
NSN 6240-01-487-5182
NSN 5975-00-827-2273
NSN 5998-00-188-0486
NSN 4140-00-555-3856
NSN 5895-00-538-7465