-321 RED SILICONE 70D FDA O-RING

The S70FDA321 is an AS568-321 red Silicone 70 Shore A O-Ring with an inside diameter of 1.162 in (29.51 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 1.582 in (40.18 mm). This o-ring compresses into its gland to block fluid or gas migration across a joint.

Silicone is known for excellent electrical insulating properties and an exceptionally wide service temperature range. This material stands up to many oxidizing chemicals, dry heat, and extreme heat and cold. Continuous operating temperature is published at -80°F (-62.2°C) to 450°F (232.2°C). It is not the right choice where abrasive dynamic service or concentrated acids are present.

This o-ring meets FDA requirements for food contact under 21 CFR 177.2600. It sees regular use in electronics and electrical enclosures, food and beverage processing, and pharmaceutical manufacturing.

Order part number S70FDA321, sold individually. Unit weight is approximately 3.55 g and nominal inside diameter is listed as 1 3/16 inch. Review your operating media and conditions against this specification before installation. For a size or compound outside the standard catalog, APG can quote from a print or sample.