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 5915-00-259-3772
NSN 6320-01-425-1417
NSN 6135-01-230-4399
NSN 2925-00-953-2920
NSN 6620-01-246-4314
NSN 5950-00-165-9259
NSN 6610-01-008-5264
NSN 6620-01-138-0089
NSN 6220-00-194-3827
NSN 6645-00-390-7657
NSN 5835-01-216-7289
NSN 6130-01-467-1565