A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5975-01-631-6748
NSN 5960-01-109-4828
NSN 5935-00-372-5261
NSN 7035-01-265-2301
NSN 5930-00-280-2562
NSN 5990-00-044-8862
NSN 5965-01-602-8072
NSN 7035-01-616-8319
NSN 5910-01-363-2065
NSN 4140-01-330-4137
NSN 5996-00-038-8276
NSN 5910-01-165-1628