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 5950-01-589-2148
NSN 6610-01-032-5834
NSN 5950-00-439-0581
NSN 6610-00-281-9516
NSN 6145-00-180-5805
NSN 5910-00-018-1572
NSN 4140-01-415-3363
NSN 6130-00-647-8471
NSN 6685-01-281-7267
NSN 5996-01-620-9685
NSN 6610-00-189-7520
NSN 6220-01-367-6411