-039 RED SILICONE 70D FDA O-RING

Part number S70FDA039 is an AS568-039 red Silicone 70 Shore A O-Ring supplied with an inside diameter of 2.739 in (69.57 mm), a cross section of 0.07 in (1.78 mm), and an outside diameter of 2.879 in (73.13 mm). An o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.

Silicone is specified here for physiological inertness and low toxicity, flexibility that holds at very low temperatures. The compound resists many oxidizing chemicals, extreme heat and cold, and weathering. The material carries a published service range of -80°F (-62.2°C) to 450°F (232.2°C). It is not the right choice where hydrocarbon fuels and oils or concentrated acids are present.

This item meets FDA requirements for food contact under 21 CFR 177.2600. Typical settings include pharmaceutical manufacturing, medical devices, and ovens and heated equipment.

Stocked as S70FDA039 and sold individually. Unit weight is approximately 0.7867 g and nominal inside diameter is listed as 2 3/4 inch. As always, verify media compatibility and operating conditions against the requirements of your specific application. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.