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 5999-01-215-5951
NSN 6645-01-425-2330
NSN 6110-01-319-7177
NSN 2925-01-041-8201
NSN 6220-00-199-3453
NSN 6130-01-048-0455
NSN 4140-01-256-3462
NSN 5930-01-176-6998
NSN 6105-01-498-9031
NSN 5999-00-343-6770
NSN 6145-01-340-0300
NSN 6220-01-146-0312