A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 2925-00-254-9776
NSN 5835-01-647-6426
NSN 5999-01-193-8608
NSN 5975-01-119-3833
NSN 2925-01-411-8002
NSN 5905-01-085-5307
NSN 5996-01-383-1478
NSN 6610-00-931-3656
NSN 5990-01-498-0641
NSN 5915-01-330-4052
NSN 6620-01-495-6880
NSN 5915-01-601-9972