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 5999-00-617-3469
NSN 5905-01-205-4952
NSN 6135-01-468-6491
NSN 5835-01-632-6627
NSN 5920-01-524-0222
NSN 5965-01-527-1220
NSN 6130-01-158-5407
NSN 5895-00-456-0830
NSN 6620-01-397-8683
NSN 6650-00-246-3751
NSN 5910-01-449-8680
NSN 6620-01-656-3306