This o-ring is supplied in AS568-416 red Silicone 70 Shore A measuring an inside diameter of 3.35 in (85.09 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 3.9 in (99.06 mm), catalogued under part number S70FDA416. It compresses into its gland to block fluid or gas migration across a joint.
Silicone is specified here for flexibility that holds at very low temperatures and excellent electrical insulating properties. Expect good resistance to extreme heat and cold, ozone and UV exposure, and weathering. The material carries a published service range of -80°F (-62.2°C) to 450°F (232.2°C).
The compound meets FDA requirements for food contact, is metal detectable for HACCP and foreign-body control programs. It sees regular use in medical devices, ovens and heated equipment, and sanitary process lines.
Stocked as S70FDA416 and sold individually. Unit weight is approximately 15.8 g and nominal inside diameter is listed as 3 3/8 inch. Review your operating media and conditions against this specification before installation. For a size or compound outside the standard catalog, APG can quote from a print or sample.
description -416 RED SILICONE 70D FDA O-RING
uf_description2 COMPLIANT TO 21CFR SEC 177-2600, 0.275" (6.99MM) CS X 3.350" (85.09MM) ID
Actual_CS 0.275 inch (6.99 mm)
Actual_ID 3.35 inch (85.09 mm)
Actual_OD 3.9 inch (99.06 mm)
ProductCode Description O-Rings - FDA / Metal Detectable