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 6220-00-755-7546
NSN 6650-00-629-8027
NSN 5990-01-027-8260
NSN 6685-00-058-2251
NSN 6320-00-284-1524
NSN 5925-01-231-5423
NSN 5855-00-138-2386
NSN 6240-00-419-3196
NSN 5910-01-633-9963
NSN 5950-00-760-5918
NSN 6135-01-087-7895
NSN 2925-00-371-2285