A cylindrically shaped metallic item designed to provide a wear surface and maintain alignment of a tappet for a valve, poppet, engine. It may have a flange(s) and/or groove(s).
NSN 5920-01-634-0250
NSN 5960-01-114-7377
NSN 5910-00-372-4555
NSN 6110-01-251-7863
NSN 5998-00-144-8211
NSN 5996-01-534-7687
NSN 6105-01-586-0341
NSN 5895-01-156-5872
NSN 5998-01-145-4279
NSN 6220-01-148-7823
NSN 5985-01-056-5179
NSN 5835-00-275-0584