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 6645-00-242-0480
NSN 6150-01-369-6754
NSN 6650-01-432-1830
NSN 4140-01-143-3520
NSN 7035-00-421-8710
NSN 5950-01-295-3378
NSN 5965-00-454-8706
NSN 5930-00-673-3233
NSN 6650-01-409-0820
NSN 5930-01-128-5599
NSN 5855-00-446-5921
NSN 6130-01-368-9442