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 5930-00-556-2990
NSN 5920-01-249-1903
NSN 5835-01-555-8963
NSN 6620-01-602-8402
NSN 5905-01-579-2835
NSN 5920-00-359-9771
NSN 6105-01-116-9580
NSN 4140-01-346-3948
NSN 6685-01-439-2215
NSN 6130-01-259-8415
NSN 5910-01-351-2507
NSN 6110-01-040-1780