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 5905-00-360-4094
NSN 6320-00-681-1324
NSN 6130-01-411-8530
NSN 6150-01-465-5065
NSN 6685-01-204-4583
NSN 5935-00-939-7409
NSN 5990-00-288-1820
NSN 6150-01-459-5187
NSN 5945-01-642-4914
NSN 6135-01-567-0739
NSN 6220-00-111-0921
NSN 6650-00-411-1095