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 6650-00-891-9850
NSN 5990-01-416-0362
NSN 5925-01-147-8848
NSN 5905-01-281-8270
NSN 5835-01-013-9321
NSN 5855-00-179-8588
NSN 6685-01-076-7321
NSN 5985-01-407-5129
NSN 7035-01-227-2546
NSN 5835-00-905-7165
NSN 5910-01-381-3009
NSN 5996-01-437-1186