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 5930-00-499-5908
NSN 5945-00-645-2309
NSN 5965-01-316-4429
NSN 6650-00-150-1761
NSN 6645-01-452-6760
NSN 5920-00-216-8665
NSN 5985-01-195-7606
NSN 5990-01-582-1977
NSN 6130-01-459-5528
NSN 5999-00-853-6070
NSN 5915-01-080-4517
NSN 6110-00-061-9239