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 6620-01-439-8035
NSN 6685-01-499-8911
NSN 5965-01-285-7356
NSN 5996-01-286-4935
NSN 6110-00-093-2539
NSN 6685-01-399-2999
NSN 6145-01-622-7811
NSN 5975-00-959-4853
NSN 5895-00-755-4647
NSN 5960-01-613-6132
NSN 5990-00-444-6987
NSN 6240-01-191-5643