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 5915-01-097-0459
NSN 4140-01-207-0452
NSN 6220-01-029-8605
NSN 5998-01-025-6764
NSN 5920-00-170-4247
NSN 5945-01-192-4371
NSN 6620-01-398-8986
NSN 5985-01-488-4432
NSN 5975-01-361-9830
NSN 6320-01-227-2648
NSN 6135-01-196-7399
NSN 5985-01-575-3703