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 6320-01-571-4530
NSN 6110-01-331-1878
NSN 6105-01-283-4119
NSN 7035-01-536-9802
NSN 6650-00-132-3827
NSN 6145-01-225-2669
NSN 5920-00-644-3285
NSN 5975-01-448-0139
NSN 5925-01-373-7068
NSN 6320-01-441-2438
NSN 2925-00-468-5273
NSN 6620-01-448-0572