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 5905-01-272-4571
NSN 5935-00-807-7228
NSN 6620-01-559-1921
NSN 6650-01-467-2355
NSN 6150-01-071-3849
NSN 6650-00-146-6485
NSN 6130-00-528-1266
NSN 5930-01-574-4418
NSN 5920-00-524-2291
NSN 7035-01-466-6251
NSN 5905-01-593-3045
NSN 6145-01-137-4473