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 6130-00-987-0930
NSN 6685-01-634-0611
NSN 6320-01-560-7177
NSN 6645-01-607-5999
NSN 7035-00-421-8710
NSN 5999-00-379-9466
NSN 5950-00-653-4319
NSN 5920-01-471-5364
NSN 6645-01-486-1139
NSN 5895-01-110-1494
NSN 5975-01-245-7781
NSN 5960-00-990-6850