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 5965-00-064-3951
NSN 5920-01-097-9927
NSN 5999-00-161-3421
NSN 5985-01-634-0635
NSN 5935-00-771-6895
NSN 5920-01-119-7149
NSN 6130-00-728-5538
NSN 5925-00-244-0711
NSN 5965-00-524-5521
NSN 2925-01-510-9378
NSN 6650-00-987-5070
NSN 6220-01-442-1190