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 2925-01-520-4194
NSN 5998-00-052-9601
NSN 6620-01-067-8336
NSN 6685-01-167-8612
NSN 5855-00-631-4565
NSN 5920-01-392-8908
NSN 5996-01-035-0625
NSN 6320-01-600-0787
NSN 5920-01-057-4990
NSN 5915-00-370-4813
NSN 6650-01-399-0628
NSN 6145-01-423-9070