Release Pressure: 750 PSI, Product Weight: 8.7500 lb, Working Port: 1/2 NPT in. Maintains constant output flow despite pressure changes on the controlled flow or excess flow line. Rotating volume lever will adjust the orifice size from completely closed to wide open. All orders will contain an invoice/receipt. IMPORTANT: We will not honor requests to remove invoices or receipts from packages.If a PO box address is submitted without a physical address it may delay your order. We may already have an answer to your question! We reserve the right to correct ad errors and/or omissions. Pricing and availability is subject to change without notice. This item is in the category "Business & Industrial\Hydraulics, Pneumatics, Pumps & Plumbing\Valves & Manifolds\Directional Control Valves\Spool Valves". The seller is "northerntool" and is located in this country: US. This item can be shipped to United States.