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 6130-01-445-6739
NSN 5998-00-104-8286
NSN 5895-00-793-3971
NSN 6150-00-353-7363
NSN 5905-01-067-7698
NSN 5999-00-138-9614
NSN 7035-01-366-5912
NSN 5920-01-577-7553
NSN 6145-01-481-3688
NSN 6150-01-574-0751
NSN 6320-01-549-3153
NSN 5975-01-122-9278