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
NSN 5999-01-432-1564
NSN 5835-01-447-2544
NSN 2925-01-525-2106
NSN 5960-01-104-3426
NSN 5905-00-990-7555
NSN 6645-01-145-7357
NSN 5965-00-322-9933
NSN 5920-01-064-3723
NSN 5996-01-146-4202
NSN 6145-01-364-0346
NSN 5930-01-557-2757
NSN 6220-01-485-0547