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 5910-01-640-6820
NSN 5910-01-420-5160
NSN 5999-00-905-5296
NSN 5910-01-325-3434
NSN 6220-00-205-2040
NSN 6320-01-562-1599
NSN 6145-00-155-5297
NSN 5905-00-187-5863
NSN 5998-00-493-7972
NSN 6645-01-447-2446
NSN 5930-01-522-6959
NSN 6220-01-378-7467