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 5910-01-401-5279
NSN 5935-01-356-4183
NSN 6645-00-084-3859
NSN 6320-01-173-7950
NSN 5895-00-200-4346
NSN 6685-00-179-9068
NSN 5965-00-275-0491
NSN 5945-01-012-4049
NSN 6145-00-914-5256
NSN 6645-01-215-7247
NSN 6105-01-209-5323
NSN 6610-01-371-3006