A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Articles of aluminum nesoi
NSN 4140-00-135-6398
NSN 6650-00-105-8063
NSN 6145-00-109-8125
NSN 5985-00-205-9568
NSN 5990-00-845-2864
NSN 5990-00-236-0831
NSN 6130-01-443-0280
NSN 5905-01-634-0595
NSN 5999-01-600-6183
NSN 6150-01-661-2716
NSN 6685-01-543-4464
NSN 5950-01-385-4668