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 5985-01-053-2439
NSN 5930-01-287-2609
NSN 5935-01-320-2545
NSN 4140-00-435-5607
NSN 5945-00-372-3586
NSN 5920-00-594-3124
NSN 6130-01-398-0440
NSN 2925-01-144-7106
NSN 5935-00-773-9942
NSN 6130-00-175-8063
NSN 5960-00-409-7769
NSN 5905-00-144-8450