A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5905-01-422-2597
NSN 6620-01-111-9064
NSN 6650-00-169-1866
NSN 5960-00-421-7560
NSN 5925-01-330-4491
NSN 6110-00-945-3599
NSN 5999-01-287-9215
NSN 5998-00-939-8688
NSN 5905-01-468-0284
NSN 5950-01-446-6484
NSN 5965-01-475-4545
NSN 5975-01-397-6380