*568-366 FLUOROSILICONE 70 DURO ORINGS

This o-ring is supplied in AS568-366 blue Fluorosilicone (FVMQ) 70 Shore A with an inside diameter of 7.225 in (183.52 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 7.645 in (194.18 mm), catalogued under part number FS70366. It provides a reliable static or dynamic seal by deforming into its gland under assembly load.

Fluorosilicone (FVMQ) is specified here for good compression set resistance in static duty and very wide service temperature range. The material holds up against ozone and weathering, petroleum oils, and aromatic fuels and jet fuel. Service temperature is rated from -80°F (-62.2°C) through 350°F (176.7°C). Verify compatibility before use with ketones or hydrazine.

It sees regular use in high-altitude equipment, aerospace and defense, and aviation fuel systems.

Order part number FS70366, sold individually. Unit weight is approximately 20.434 g. Review your operating media and conditions against this specification before installation. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.