A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 6240-00-495-6763
NSN 6220-01-235-7091
NSN 6620-00-104-6937
NSN 5965-01-629-8484
NSN 5925-00-061-8708
NSN 5950-01-007-5796
NSN 6150-01-290-1713
NSN 5910-01-442-0876
NSN 6130-01-439-8727
NSN 6130-00-853-3882
NSN 5905-01-149-5389
NSN 5905-00-866-3816