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 5960-01-045-8524
NSN 5920-01-640-9556
NSN 6240-01-478-0592
NSN 5990-01-299-2014
NSN 6130-01-414-7799
NSN 6135-01-260-1100
NSN 6610-01-434-4958
NSN 4140-01-483-5270
NSN 6685-01-218-8199
NSN 2925-00-964-7128
NSN 5945-00-338-3733
NSN 5965-01-507-0304