Honeywell VCZZ3400 Red Spring Replacement Cartridge for VC Valve

The cartridges used in VC-Series valves determine the Cv(kv) rating and flow of a valve body and can be replaced to match original factory specifications. 1000-series cartridges fit all 2-way VC bodies. 6000-series cartridges fit all 3-way VC bodies. Features: Quick and easy replacement of moving parts. Restores valve to factory-new conditions. Using different cartridge changes Cv and flow characteristic of body. Identical cartridge can have different Cv in bodies of different sizes.