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 5999-01-198-7040
NSN 5950-00-683-0510
NSN 5945-01-574-3310
NSN 5985-00-170-1870
NSN 6320-00-194-4252
NSN 5998-00-485-4165
NSN 6130-01-422-4177
NSN 5945-01-400-4157
NSN 5855-00-446-5921
NSN 6135-01-222-0703
NSN 7035-01-005-6971
NSN 6240-01-525-6585