This o-ring is supplied in AS568-269 red Silicone 70 Shore A with an inside diameter of 8.734 in (221.84 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 9.012 in (228.9 mm), catalogued under part number S70MD269. It remains the most cost-effective sealing element available for pressurized assemblies.
The compound resists ozone and UV exposure, many oxidizing chemicals, and dry heat. Silicone is specified for very good compression set resistance across its range, physiological inertness and low toxicity. Published continuous service range is -80°F (-62.2°C) to 450°F (232.2°C). Verify compatibility before use with hydrocarbon fuels and oils or abrasive dynamic service.
This item is metal detectable for HACCP and foreign-body control programs. It sees regular use in ovens and heated equipment, pharmaceutical manufacturing, and medical devices.
Reference part number S70MD269 when ordering; the item is sold individually. Nominal inside diameter is listed as 8 3/4 inch. Review your operating media and conditions against this specification before installation.
description -269 RED SILICONE 70D O-RING
uf_description2 METAL DETECTABLE, 0.139" (3.53MM) CS X 8.734" (221.84MM) ID
Actual_CS 0.139 inch (3.53 mm)
Actual_ID 8.734 inch (221.84 mm)
Actual_OD 9.012 inch (228.9 mm)
ProductCode Description O-Rings - FDA / Metal Detectable