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 6645-00-321-6071
NSN 5930-00-995-2931
NSN 5990-00-631-7191
NSN 6320-00-270-8222
NSN 6130-00-067-4097
NSN 6135-00-162-2437
NSN 6105-01-485-4680
NSN 5975-00-580-0434
NSN 7035-01-652-0559
NSN 5996-00-451-6096
NSN 2925-01-631-7004
NSN 6645-00-522-4173