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 5950-00-419-1907
NSN 6685-01-581-6685
NSN 6620-00-988-0976
NSN 5998-00-952-4994
NSN 4140-01-350-2532
NSN 7035-01-602-9350
NSN 5965-01-417-3211
NSN 4140-01-594-5725
NSN 5950-00-221-2538
NSN 5945-00-324-3216
NSN 5965-01-056-7225
NSN 5925-01-111-5217