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 5945-01-286-8658
NSN 6150-01-648-2430
NSN 5990-00-513-5328
NSN 6650-00-130-6822
NSN 5960-01-502-3268
NSN 2925-00-977-9956
NSN 6320-01-220-2264
NSN 5960-01-147-0905
NSN 6145-01-462-4489
NSN 5950-00-122-4960
NSN 5945-00-762-3369
NSN 5855-00-167-7893