0.136" inside diameter 0.010" major thickness internal self-locking ring style retaining ring, s b item goes on resistor temperature detector (rtd) , style b.
Used on navy e-nsn,interim support items list (isil). 0.392" inside diameter 0.528" outside diameter 0.033" major thickness (navy) ring, retaining, airc crimp-on style captive screw retaining ring passivate surface treated