*568-165 FLUOROSILICONE 70 DURO ORINGS

This o-ring is supplied in AS568-165 blue Fluorosilicone (FVMQ) 70 Shore A built to an inside diameter of 6.487 in (164.77 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 6.693 in (170 mm), catalogued under part number FS70165. It seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.

Fluorosilicone (FVMQ) is widely chosen for excellent ozone and UV stability, the standard choice for static aerospace fuel system seals. The compound resists petroleum oils, extreme cold, and aromatic fuels and jet fuel. The material carries a published service range of -80°F (-62.2°C) to 350°F (176.7°C).

Typical settings include aerospace and defense, high-altitude equipment, and aviation fuel systems.

Stocked as FS70165 and sold individually. Unit weight is approximately 4.1479 g. Review your operating media and conditions against this specification before installation. For a size or compound outside the standard catalog, APG can quote from a print or sample.