This valve is ideal for high pressure hydraulic applications with system pressures up to 5000 psi. Nominal weight is just 48 grams. The 687 Side Exit Flosert is constructed entirely of stainless steel for durability and long life. Regulated flow rates are available from 1.5 to 5.0 GPM. Each Flosert is 100% tested and inspected to ensure reliable, consistent performance.