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 4140-00-806-8768
NSN 5920-01-412-4742
NSN 6650-00-986-6495
NSN 6240-01-528-1585
NSN 6320-01-409-1388
NSN 7035-01-628-7068
NSN 5835-00-891-2232
NSN 6145-00-686-1195
NSN 6240-01-512-4547
NSN 5996-00-277-7384
NSN 5835-01-116-2369
NSN 5965-01-270-1039