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 5855-01-524-9353
NSN 5855-00-548-4742
NSN 5960-00-517-9359
NSN 6685-01-301-5950
NSN 5999-00-506-6769
NSN 7035-00-929-0363
NSN 5855-01-629-4002
NSN 5905-01-602-5147
NSN 5905-00-107-5258
NSN 5920-01-051-0090
NSN 6150-00-992-0518
NSN 7035-01-391-9858