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 6320-01-246-4390
NSN 5985-00-824-3586
NSN 6650-01-384-1657
NSN 5960-00-552-1940
NSN 6145-00-459-4899
NSN 6610-00-726-6076
NSN 6150-01-477-1646
NSN 5925-01-454-3735
NSN 5930-00-769-5388
NSN 5910-00-808-5948
NSN 6130-01-306-4225
NSN 5998-01-290-2957