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 5930-00-059-1057
NSN 6620-01-261-2985
NSN 5835-01-163-4215
NSN 5996-01-431-3578
NSN 6110-01-607-0382
NSN 5950-01-217-2592
NSN 5910-01-522-8370
NSN 6135-00-351-8606
NSN 6110-01-290-0522
NSN 4140-00-633-1435
NSN 6240-01-245-0137
NSN 6610-00-400-1202