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 6130-01-231-8344
NSN 6135-01-417-6539
NSN 6145-01-470-7164
NSN 6645-01-208-5090
NSN 6145-00-948-4135
NSN 2925-00-309-4884
NSN 6320-01-484-7734
NSN 5925-00-083-8486
NSN 6145-00-310-7443
NSN 6145-01-246-1080
NSN 4140-00-219-3146
NSN 6610-01-642-1752