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 6220-01-643-4534
NSN 4140-01-437-7760
NSN 6685-01-533-7801
NSN 5925-01-285-0362
NSN 5925-00-138-7585
NSN 4140-01-544-6306
NSN 5998-01-214-9886
NSN 5945-00-415-8284
NSN 5905-01-036-3929
NSN 6145-00-752-2562
NSN 5920-00-489-7022
NSN 5915-00-391-0163