Cross 4Z0009 Hydraulic Directional Control Valve 3 Spool Spring Return. This product data sheet is originally written in English. Cross hydraulic directional control valve. Number of Spools: 3. Spool Action: Spring Return. Auctiva offers Free Image Hosting and Editing. Specifications: Model: 4Z0009 Number of Spools: 3 Spool Action: Spring Return Condition: Good working Pictures sell!