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 5998-01-307-2725
NSN 5950-00-950-1557
NSN 5905-01-010-3320
NSN 6650-01-406-5322
NSN 6610-00-840-6187
NSN 2925-01-632-5913
NSN 5950-01-548-7141
NSN 6220-01-147-4652
NSN 6135-01-495-0933
NSN 6150-01-075-1834
NSN 5905-01-147-4876
NSN 5920-01-074-4333