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 5935-01-107-5207
NSN 5965-01-254-3622
NSN 6105-00-086-9256
NSN 6110-01-477-5568
NSN 2925-00-813-3971
NSN 6135-00-819-8074
NSN 6650-01-282-8015
NSN 6105-00-814-2862
NSN 5920-01-202-7166
NSN 6320-01-573-6490
NSN 6645-01-147-5579
NSN 7035-00-902-8995