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 5945-01-308-4230
NSN 6110-01-579-3764
NSN 7035-01-576-1598
NSN 4140-00-337-3606
NSN 5915-01-080-8538
NSN 5930-01-205-6510
NSN 5960-00-536-1535
NSN 6130-01-324-0854
NSN 5960-00-483-0161
NSN 5895-00-601-8945
NSN 6645-01-267-5505
NSN 6610-01-417-3011