C Series Valves Request a Quote find a distributor find a distributor Request a Quote × Model CA - 1 Spool Parts Model CA - 2 Spool Parts Model CD - 1 Spool Parts Model CD - 2 Spool Parts *Open Center Components Illustrated: For Closed Center Valve the Quantity Doubles The Select-Fit honing process at the factory, which fits a spool to an individual valve body, eliminates the possibility of ordering the valve body or spool as separate items. Model CS - 1 Spool Parts Model CS - 2 Spool Parts Model CV