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 6645-01-252-8870
NSN 5915-01-040-0706
NSN 5855-01-573-0761
NSN 6130-01-524-0651
NSN 6645-00-932-1464
NSN 5965-01-046-9619
NSN 6650-01-222-1749
NSN 6320-00-400-8042
NSN 6130-00-580-3725
NSN 6220-01-335-5048
NSN 6645-00-505-6026
NSN 5895-00-648-9549