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 6645-01-211-6502
NSN 6240-00-043-0269
NSN 6135-01-361-9297
NSN 6320-00-456-2092
NSN 6685-01-108-2411
NSN 5960-01-197-4461
NSN 5945-00-258-5061
NSN 5910-00-349-9672
NSN 5996-01-034-2270
NSN 5996-00-928-7612
NSN 5945-01-198-4690
NSN 5910-01-098-5169