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 6110-00-421-7656
NSN 5920-01-124-9883
NSN 6145-01-308-6107
NSN 6645-01-225-9548
NSN 5910-01-587-8488
NSN 5985-01-070-9547
NSN 5930-01-297-1333
NSN 6620-01-319-9804
NSN 5930-00-371-8420
NSN 6220-00-088-6792
NSN 6145-01-586-3612
NSN 6685-01-484-7082