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 6240-01-447-5904
NSN 5965-01-395-6368
NSN 5985-00-947-4796
NSN 6130-01-649-9056
NSN 5855-01-286-9928
NSN 5945-01-061-5209
NSN 2925-00-759-5465
NSN 5855-00-361-0167
NSN 6220-01-648-4665
NSN 5855-01-023-3727
NSN 4140-00-930-3079
NSN 5990-00-054-4785