Product Description: 100% brand new and high quality Made of high-quality materials, durable Name: Automobile fuel one-way check valve Material: Aluminum alloy Packing method: single OPP bag Features Specification: 4mm 6mm 8mm 10mm 12mm (1) Various sizes of check valves, check valves, fuel supply valves, fuel pumps, hand pumps, hand pumps, aluminum joints (2) Various sizes of oil supply joints, oil supply hand pumps. (3) Use medium: diesel, gasoline, water, etc. (not suitable for methanol, because methanol will produce formic acid when energized, which will corrode the product and cause product failure) Material: external: high-quality aluminum alloy, internal: high-quality NBR rubber, Advantages: resistance to diesel, gasoline, and aging Cracking pressure: 0.2 bar Working pressure range: 0.2-6 bar Operating temperature range: -30 ℃-130 ℃ Scope of application: Renault, ships, helicopters, ships, motorcycles and other fuel systems Package list: 1*Check valve Note: Due to manual measurement, please allow an error of 1-5mm. Since the monitors are not calibrated the same, the colors of the items shown in the photos may be slightly different on your computer monitor. Product Description: 100% brand new and high quality Made of high-quality materials, durable Name: Automobile fuel one-way check valve Material: Aluminum alloy Packing method: single OPP bag Features Specification: 4mm 6mm 8mm 10mm 12mm (1) Various sizes of check valves, check valves, fuel supply valves, fuel pumps, hand pumps, hand pumps, aluminum joints (2) Various sizes of oil supply joints, oil supply hand pumps. (3) Use medium: diesel, gasoline, water, etc. (not suitable for methanol, because methanol will produce formic acid when energized, which will corrode the product and cause product failure) Material: external: high-quality aluminum alloy, internal: high-quality NBR rubber, Advantages: resistance to diesel, gasoline, and aging Cracking pressure: 0.2 bar Working pressure range: 0.2-6 bar Operating temperature range: -30 ℃-130 ℃ Scope of application: Renault, ships, helicopters, ships, motorcycles and other fuel systems Package list: 1*Check valve Note: Due to manual measurement, please allow an error of 1-5mm. Since the monitors are not calibrated the same, the colors of the items shown in the photos may be slightly different on your computer monitor.