-429 RED SILICONE 70D FDA O-RING

APG stocks the S70FDA429, an AS568-429 red Silicone 70 Shore A O-Ring with an inside diameter of 4.975 in (126.37 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 5.525 in (140.34 mm). An o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.

As a material, Silicone is widely chosen for an exceptionally wide service temperature range, physiological inertness and low toxicity. This material stands up to ozone and UV exposure, weathering, and many oxidizing chemicals. Continuous operating temperature is published at -80°F (-62.2°C) to 450°F (232.2°C). Applications involving hydrocarbon fuels and oils or abrasive dynamic service call for a different compound.

This item meets FDA requirements for food contact under 21 CFR 177.2600. You will find this material specified across food and beverage processing, medical devices, and electronics and electrical enclosures.

Stocked as S70FDA429 and sold individually. Unit weight is approximately 22.568 g and nominal inside diameter is listed as 5 inch. Application requirements vary, so validate compatibility with your process conditions prior to installation. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.