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 5910-00-633-7743
NSN 5925-01-160-7128
NSN 5925-01-295-5734
NSN 5950-00-322-5078
NSN 4140-00-054-5469
NSN 6150-01-562-3831
NSN 5960-01-419-8142
NSN 5996-01-207-0804
NSN 6645-01-389-1970
NSN 5965-00-953-0072
NSN 6320-01-527-0211
NSN 5996-01-451-0356