568-013 FLUOROSILICONE 70 DURO ORINGS

APG stocks the FS70013, an AS568-013 blue Fluorosilicone (FVMQ) 70 Shore A O-Ring measuring an inside diameter of 0.426 in (10.82 mm), a cross section of 0.07 in (1.78 mm), and an outside diameter of 0.566 in (14.38 mm). An o-ring remains the most cost-effective sealing element available for pressurized assemblies.

Expect good resistance to chlorinated solvents, ozone and weathering, and extreme cold. Fluorosilicone (FVMQ) is widely chosen for silicone's low-temperature flexibility combined with fuel resistance, excellent ozone and UV stability. The material carries a published service range of -80°F (-62.2°C) to 350°F (176.7°C).

Maintenance and OEM teams specify it across military ground vehicles, aviation fuel systems, and high-altitude equipment.

Reference part number FS70013 when ordering; the item is sold individually. Unit weight is approximately 0.1514 g and nominal inside diameter is listed as 7/16 inch. Application requirements vary, so validate compatibility with your process conditions prior to installation.