Ordered as S70MD147, this is an AS568-147 red Silicone 70 Shore A O-Ring supplied with an inside diameter of 2.675 in (67.95 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 2.881 in (73.18 mm). The o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.
Silicone offers physiological inertness and low toxicity, an exceptionally wide service temperature range. The compound resists ozone and UV exposure, dry heat, and extreme heat and cold. The material carries a published service range of -80°F (-62.2°C) to 450°F (232.2°C). It should not be specified for service in abrasive dynamic service or hydrocarbon fuels and oils.
This o-ring is metal detectable for HACCP and foreign-body control programs. You will find this material specified across sanitary process lines, pharmaceutical manufacturing, and food and beverage processing.
S70MD147 ships individually. Nominal inside diameter is listed as 2 11/16 inch. Review your operating media and conditions against this specification before installation. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.
Description -147 RED SILICONE 70D O-RING
Actual Cross Section 0.103 inch (2.62 mm)
Actual Inside Diameter 2.675 inch (67.95 mm)
Actual Outside Diameter 2.881 inch (73.18 mm)
Measurement System Imperial
Product Category O-Rings - FDA / Metal Detectable