This o-ring is supplied in AS568-284 red Silicone 70 Shore A supplied with an inside diameter of 17.955 in (456.06 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 18.233 in (463.12 mm), catalogued under part number S70284. It compresses into its gland to block fluid or gas migration across a joint.
Silicone offers physiological inertness and low toxicity, excellent electrical insulating properties. It resists 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). Verify compatibility before use with hydrocarbon fuels and oils or steam above its rated range.
Maintenance and OEM teams specify it across pharmaceutical manufacturing, sanitary process lines, and food and beverage processing.
S70284 ships individually. Unit weight is approximately 19.45 g and nominal inside diameter is listed as 18 inch. Check the compound against your process media, pressure and temperature before committing to a design. For a size or compound outside the standard catalog, APG can quote from a print or sample.
Description -284 RED SILICONE 70D O-RING
Actual Cross Section 0.139 inch (3.53 mm)
Actual Inside Diameter 17.955 inch (456.06 mm)
Actual Outside Diameter 18.233 inch (463.12 mm)
Measurement System Imperial
Product Category O-Rings - Bulk - Commodity