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 6610-00-881-5060
NSN 6240-00-060-7298
NSN 6110-00-891-9917
NSN 5990-01-014-9383
NSN 4140-01-613-4492
NSN 5999-01-258-5599
NSN 4140-00-444-9695
NSN 6685-00-223-9042
NSN 5930-01-642-8388
NSN 5855-01-210-3002
NSN 5945-01-226-6075
NSN 7035-00-140-0474