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 5905-01-644-8216
NSN 5985-01-071-6430
NSN 5965-01-602-7907
NSN 6145-01-552-9050
NSN 6685-01-589-8522
NSN 4140-01-382-7965
NSN 6220-01-495-2183
NSN 7035-01-438-1269
NSN 5930-00-369-0908
NSN 6610-01-568-0717
NSN 5925-00-977-5843
NSN 6320-00-994-0179