Ordered as S70FDA172, this is an AS568-172 red Silicone 70 Shore A O-Ring supplied with an inside diameter of 8.237 in (209.22 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 8.443 in (214.45 mm). The o-ring seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.
The compound resists ozone and UV exposure, dry heat, and many oxidizing chemicals. Silicone is valued for very good compression set resistance across its range, physiological inertness and low toxicity. Rated temperature range runs from -80°F (-62.2°C) to 450°F (232.2°C) in continuous service.
The compound meets FDA requirements for food contact, is metal detectable for HACCP and foreign-body control programs. Common environments for this compound include pharmaceutical manufacturing, medical devices, and ovens and heated equipment.
This item is sold individually under part number S70FDA172. Unit weight is approximately 5.19 g and nominal inside diameter is listed as 8 1/4 inch. As always, verify media compatibility and operating conditions against the requirements of your specific application.
description -172 RED SILICONE 70D FDA O-RING
uf_description2 COMPLIANT TO 21CFR SEC 177-2600, 0.103" (2.62MM) CS X 8.237" (209.22MM) ID
Actual_CS 0.103 inch (2.62 mm)
Actual_ID 8.237 inch (209.22 mm)
Actual_OD 8.443 inch (214.45 mm)
ProductCode Description O-Rings - FDA / Metal Detectable