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 5915-00-451-5665
NSN 4140-01-249-1388
NSN 5960-01-278-9394
NSN 5965-01-091-1884
NSN 5965-00-905-6895
NSN 6685-01-457-4511
NSN 5915-01-124-5422
NSN 6110-00-044-3054
NSN 5905-01-197-8354
NSN 5998-01-138-6225
NSN 6110-01-059-0617
NSN 5915-01-310-9654