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 of taps, cocks, valves and similar appliances, nesoi
NSN 6620-01-104-5510
NSN 6620-01-617-3915
NSN 5895-01-386-4031
NSN 5950-00-522-5430
NSN 5990-00-552-9365
NSN 2925-01-129-1261
NSN 4140-01-167-7574
NSN 2925-01-633-4048
NSN 6220-01-121-7391
NSN 6135-00-450-3528
NSN 6150-01-391-2064
NSN 6650-01-285-4546