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 6620-00-806-9303
NSN 6320-00-450-7014
NSN 6650-00-087-6428
NSN 6135-01-485-3082
NSN 4140-00-908-2763
NSN 5996-01-114-0814
NSN 6650-00-233-0705
NSN 5996-00-841-5534
NSN 6110-00-144-6763
NSN 5930-01-216-7260
NSN 6150-00-478-1929
NSN 5985-01-172-7344