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 6110-01-225-5953
NSN 5930-01-592-5536
NSN 5985-01-097-2829
NSN 5999-01-396-9380
NSN 6240-00-518-3541
NSN 5855-01-376-0363
NSN 6645-00-930-9356
NSN 6130-01-516-0339
NSN 4140-01-415-2478
NSN 5930-01-123-9017
NSN 5905-00-113-5161
NSN 6150-00-828-7136