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 6685-01-566-2082
NSN 5905-00-838-9586
NSN 6220-00-235-3565
NSN 4140-01-448-8507
NSN 5990-00-067-6791
NSN 5920-00-555-1877
NSN 5985-01-262-6273
NSN 5835-01-432-1277
NSN 5905-01-605-1569
NSN 6130-00-876-2511
NSN 5960-00-163-6998
NSN 6610-01-232-4802