1/4" (6 mm) one-way check valves, set of 2, silver aluminum, for fuel, oil, gasoline and diesel

General Description The set of two 1/4" (6 mm) one-way check valves is designed for fuel, oil, gasoline, and diesel lines. Made of aluminum alloy with a 304 stainless steel spring, these valves provide reliable performance in various fluid systems. Technical Specifications Material: Aluminum alloy and 304 stainless steel spring Minimum upstream pressure: 0.2 bar (2.9 psi) Operating pressure range: 0.2-6 bar (2.9-87 psi) Operating temperature range: -22°F to 266°F Compatibility and Accessories Suitable for carburetors and low-pressure fuel systems. Can be used with water, gasoline, diesel, and oil (methanol is not recommended)