568-348 FEP ENCAPSULATED SILICONE

APG stocks the TES70348, an AS568-348 red PTFE-Encapsulated Silicone 70 Shore A O-Ring with an inside diameter of 4.35 in (110.49 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 4.77 in (121.16 mm). An o-ring remains the most cost-effective sealing element available for pressurized assemblies. Additional detail on this item: ORING 70 Durometer.

PTFE-Encapsulated Silicone is specified here for chemical inertness of PTFE with the wide temperature range of silicone and excellent recovery across extreme temperature cycling. The material holds up against wide temperature swings, nearly all process chemicals, and steam. Published continuous service range is -75°F (-59.4°C) to 400°F (204.4°C).

Maintenance and OEM teams specify it across chemical processing, food and beverage processing, and pharmaceutical manufacturing.

This item is sold individually under part number TES70348. Nominal inside diameter is listed as 4 3/8 inch. As always, verify media compatibility and operating conditions against the requirements of your specific application. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.