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 4140-01-605-1533
NSN 5985-01-269-5925
NSN 6150-01-431-9727
NSN 5895-01-441-5343
NSN 5960-00-950-3595
NSN 5950-01-366-5054
NSN 5990-00-583-9577
NSN 5905-00-610-4382
NSN 5960-00-139-3204
NSN 6620-01-428-7072
NSN 5950-01-415-5752
NSN 2925-00-242-4516