This o-ring is supplied in AS568-272 red Silicone 70 Shore A built to an inside diameter of 9.484 in (240.89 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 9.762 in (247.95 mm), catalogued under part number S70MD272. It provides a reliable static or dynamic seal by deforming into its gland under assembly load.
As a material, Silicone is specified for flexibility that holds at very low temperatures and an exceptionally wide service temperature range. The material holds up against dry heat, many oxidizing chemicals, and ozone and UV exposure. Published continuous service range is -80°F (-62.2°C) to 450°F (232.2°C).
The compound is metal detectable for HACCP and foreign-body control programs. Typical settings include food and beverage processing, ovens and heated equipment, and pharmaceutical manufacturing.
S70MD272 ships individually. Nominal inside diameter is listed as 9 1/2 inch. Check the compound against your process media, pressure and temperature before committing to a design. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.
description -272 RED SILICONE 70D O-RING
uf_description2 METAL DETECTABLE, 0.139" (3.53MM) CS X 9.484" (240.89MM) ID
Actual_CS 0.139 inch (3.53 mm)
Actual_ID 9.484 inch (240.89 mm)
Actual_OD 9.762 inch (247.95 mm)
ProductCode Description O-Rings - FDA / Metal Detectable