A replaceable cylindrical item designed to provide wear surface and maintain alignment of a reciprocating valve stem and the like, it may have a flange(s) and/or grooves.
Classification: Parts for compression-ignition internal combustion piston engines (diesel), nesoi
NSN 6145-00-734-4554
NSN 5975-01-599-8496
NSN 4140-01-381-3221
NSN 5975-01-568-4563
NSN 5990-01-442-3520
NSN 5996-01-596-6400
NSN 5999-01-145-4096
NSN 6130-01-602-8991
NSN 5835-01-120-5079
NSN 2925-01-470-5534
NSN 6240-00-393-1161
NSN 5915-01-507-0761