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 5999-01-085-0262
NSN 5996-00-905-6610
NSN 5910-01-536-6243
NSN 5985-01-494-7577
NSN 6650-00-833-4002
NSN 6610-00-803-4374
NSN 7035-01-219-9476
NSN 5945-01-369-0883
NSN 6620-01-262-5128
NSN 2925-01-577-0004
NSN 5996-00-765-1401
NSN 5985-00-189-0599