This o-ring is supplied in AS568-283 red Silicone 70 Shore A measuring an inside diameter of 16.955 in (430.66 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 17.233 in (437.72 mm), catalogued under part number S70MD283. It seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.
Silicone is specified here for exceptionally wide service temperature range and flexibility that holds at very low temperatures. This material stands up to many oxidizing chemicals, dry heat, and ozone and UV exposure. Rated temperature range runs from -80°F (-62.2°C) to 450°F (232.2°C) in continuous service. Applications involving steam above its rated range or hydrocarbon fuels and oils call for a different compound.
This item is metal detectable for HACCP and foreign-body control programs. It sees regular use in medical devices, sanitary process lines, and ovens and heated equipment.
This item is sold individually under part number S70MD283. Nominal inside diameter is listed as 17 inch. As always, verify media compatibility and operating conditions against the requirements of your specific application. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
description -283 RED SILICONE 70D O-RING
uf_description2 METAL DETECTABLE, 0.139" (3.53MM) CS X 16.955" (430.66MM) ID
Actual_CS 0.139 inch (3.53 mm)
Actual_ID 16.955 inch (430.66 mm)
Actual_OD 17.233 inch (437.72 mm)
ProductCode Description O-Rings - FDA / Metal Detectable