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 5960-00-135-6143
NSN 5950-01-192-0000
NSN 5935-00-230-1819
NSN 5935-00-223-6220
NSN 6320-00-422-9006
NSN 6645-01-265-2746
NSN 5920-00-146-4109
NSN 6150-01-587-3966
NSN 6145-01-412-5385
NSN 5999-00-751-1188
NSN 6610-00-442-5278
NSN 6220-01-081-0593