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 5996-01-124-0781
NSN 5930-01-265-6888
NSN 5905-00-194-8839
NSN 5990-01-425-2175
NSN 6220-00-113-8617
NSN 6145-01-443-3088
NSN 6320-00-218-6105
NSN 6320-01-233-5798
NSN 6320-00-403-6003
NSN 6685-00-871-7293
NSN 5915-01-631-0463
NSN 5950-01-196-4654