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 6685-01-508-5432
NSN 6145-01-100-0732
NSN 6650-01-062-3611
NSN 5930-00-265-3742
NSN 6620-01-170-8270
NSN 2925-01-415-0264
NSN 4140-01-142-2971
NSN 5915-00-715-5520
NSN 6610-00-846-4525
NSN 6135-01-436-7733
NSN 5945-01-106-5282
NSN 6105-00-001-6807