No. 2 nom bolt size
A washer which is usually round with a centrally located hole. Its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. It may be made of one or two pieces
Classification: Spring washers and other lock washers, iron or steel
NSN 6650-01-006-6066
NSN 5925-01-089-6970
NSN 6150-01-381-1807
NSN 6320-01-111-8851
NSN 5915-00-734-4399
NSN 5965-01-443-5490
NSN 6105-00-913-4842
NSN 5835-01-171-0258
NSN 5975-00-931-4820
NSN 6130-00-484-5855
NSN 6110-01-421-4449
NSN 6105-00-919-4744