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 5855-01-149-4110
NSN 5920-01-305-2866
NSN 5990-01-132-3059
NSN 6145-01-148-9793
NSN 7035-01-505-5979
NSN 5895-00-177-3610
NSN 4140-01-561-0386
NSN 5999-01-234-8532
NSN 6145-00-521-0001
NSN 6620-01-211-4098
NSN 5945-01-596-1297
NSN 4140-01-157-8181