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 5998-01-644-3063
NSN 5990-01-632-0969
NSN 5996-01-044-6958
NSN 6685-01-029-5600
NSN 6150-00-500-8097
NSN 7035-01-605-2346
NSN 5965-01-215-0993
NSN 5855-01-334-6594
NSN 5945-00-831-9130
NSN 5855-01-434-2825
NSN 6150-01-108-4168
NSN 6135-00-050-7189