The S70FDA369 is an AS568-369 red Silicone 70 Shore A O-Ring with an inside diameter of 7.975 in (202.57 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 8.395 in (213.23 mm). This o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.
Silicone is valued for flexibility that holds at very low temperatures and an exceptionally wide service temperature range. The material holds up against dry heat, extreme heat and cold, and ozone and UV exposure. Published continuous service range is -80°F (-62.2°C) to 450°F (232.2°C). Applications involving hydrocarbon fuels and oils or steam above its rated range call for a different compound.
The compound meets FDA requirements for food contact, is metal detectable for HACCP and foreign-body control programs. It sees regular use in pharmaceutical manufacturing, medical devices, and sanitary process lines.
Stocked as S70FDA369 and sold individually. Unit weight is approximately 20.03 g and nominal inside diameter is listed as 8 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 -369 RED SILICONE 70D FDA O-RING
uf_description2 COMPLIANT TO 21CFR SEC 177-2600, 0.210" (5.33MM) CS X 7.975" (202.57MM) ID
Actual_CS 0.21 inch (5.33 mm)
Actual_ID 7.975 inch (202.57 mm)
Actual_OD 8.395 inch (213.23 mm)
ProductCode Description O-Rings - FDA / Metal Detectable