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 6150-01-050-0618
NSN 6130-01-106-8942
NSN 5975-00-518-4977
NSN 6220-00-757-5115
NSN 7035-01-330-4799
NSN 6240-00-087-1731
NSN 6645-01-262-8493
NSN 5990-01-131-9055
NSN 6620-01-272-7831
NSN 6685-01-023-4714
NSN 5990-00-292-5017
NSN 5999-01-353-7366