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 5975-01-111-7119
NSN 5960-01-060-4375
NSN 2925-01-391-1540
NSN 6130-01-629-1503
NSN 5950-01-391-4938
NSN 5985-01-188-6464
NSN 5996-01-482-4528
NSN 5975-00-099-9312
NSN 5895-00-404-7266
NSN 5905-01-401-5325
NSN 6145-01-397-4456
NSN 6220-00-562-5964