A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 6685-01-146-5249
NSN 5990-01-433-3786
NSN 7035-00-946-2642
NSN 6220-00-246-7245
NSN 6135-00-145-8884
NSN 5965-00-243-9496
NSN 4140-00-679-9512
NSN 5998-01-219-6295
NSN 5905-01-478-9494
NSN 5855-01-651-1393
NSN 5910-01-553-8553
NSN 6145-00-753-2264