*568-237 FLUOROSILICONE 70 DURO ORING

The FS70237 is an AS568-237 blue Fluorosilicone (FVMQ) 70 Shore A O-Ring with an inside diameter of 3.359 in (85.32 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 3.637 in (92.38 mm). This o-ring delivers dependable bidirectional sealing in a compact groove envelope.

It resists extreme cold, petroleum oils, and aromatic fuels and jet fuel. That behavior comes from the compound itself: Fluorosilicone (FVMQ) delivers a very wide service temperature range, excellent ozone and UV stability. Service temperature is rated from -80°F (-62.2°C) through 350°F (176.7°C).

Common environments for this compound include aviation fuel systems, military ground vehicles, and high-altitude equipment.

This item is sold individually under part number FS70237. Nominal inside diameter is listed as 3 3/8 inch. Check the compound against your process media, pressure and temperature before committing to a design. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.