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 6610-01-429-6897
NSN 5910-00-186-9286
NSN 6130-01-453-5215
NSN 5920-01-418-5232
NSN 6150-00-415-3523
NSN 5998-01-535-1030
NSN 5975-01-090-1062
NSN 6685-01-257-5718
NSN 7035-01-291-1770
NSN 5985-00-231-3265
NSN 5935-01-500-0868
NSN 5985-00-138-7966