A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 2925-01-656-0392
NSN 5985-00-998-1878
NSN 5915-01-528-9519
NSN 6650-01-396-5352
NSN 5950-00-466-3377
NSN 5965-01-366-5900
NSN 6685-00-826-4784
NSN 5975-01-328-1503
NSN 6650-01-499-5673
NSN 5985-00-458-1830
NSN 5945-01-431-8124
NSN 6240-00-160-0786