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 5930-01-138-9690
NSN 2925-01-629-9416
NSN 5915-01-382-0205
NSN 6645-00-166-7926
NSN 6645-01-308-0227
NSN 5930-01-228-3924
NSN 5920-01-601-6787
NSN 5996-01-132-5151
NSN 2925-01-528-7333
NSN 5920-01-050-7474
NSN 2925-01-381-5307
NSN 6650-01-462-5405