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 5835-01-054-0682
NSN 5985-00-059-4588
NSN 6220-00-156-0860
NSN 6220-00-676-0904
NSN 6220-01-541-5317
NSN 5960-01-632-6576
NSN 6240-01-449-2883
NSN 5999-01-582-4344
NSN 7035-00-052-2188
NSN 6685-01-227-5471
NSN 5905-00-318-6869
NSN 5999-00-212-7853