A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 6145-01-570-9640
NSN 2925-00-519-5292
NSN 5920-01-470-5835
NSN 6685-00-215-0548
NSN 5930-01-227-5872
NSN 2925-00-373-8837
NSN 5910-01-062-0518
NSN 5965-01-247-4723
NSN 6620-01-262-9489
NSN 6645-00-086-9346
NSN 5915-01-453-3961
NSN 7035-00-442-1869