A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5965-01-448-0018
NSN 5996-01-400-3558
NSN 5975-00-246-2206
NSN 5920-01-437-0333
NSN 5920-01-367-1323
NSN 6620-01-380-4882
NSN 5905-00-787-9586
NSN 6685-01-207-3358
NSN 4140-01-327-1688
NSN 6150-01-067-0670
NSN 5905-00-391-6398
NSN 6145-01-412-2742