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 5920-00-802-0666
NSN 5930-00-585-8830
NSN 6130-00-757-7389
NSN 5960-01-380-0106
NSN 5975-00-729-8784
NSN 5998-01-109-9544
NSN 6145-00-722-9700
NSN 6105-01-576-9724
NSN 5999-00-759-6599
NSN 6645-00-724-6128
NSN 5950-01-171-0351
NSN 2925-01-205-4584