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 6220-00-139-9138
NSN 6240-00-012-1957
NSN 7035-01-227-2546
NSN 6145-01-186-5591
NSN 5996-01-293-9220
NSN 5920-00-902-8964
NSN 5925-01-257-3017
NSN 5905-01-040-8698
NSN 6145-00-508-4710
NSN 5855-01-495-2670
NSN 5910-01-617-3118
NSN 5935-00-927-5406