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 5950-00-275-2842
NSN 6685-01-172-0856
NSN 6150-01-367-6058
NSN 6320-01-607-0347
NSN 6105-00-222-0987
NSN 6645-01-431-4545
NSN 5985-01-441-8180
NSN 5855-01-453-1549
NSN 5855-01-285-3483
NSN 5999-01-427-3702
NSN 6240-01-378-3722
NSN 6150-00-147-3115