568-274 FEP ENCAPSULATED SILICONE

The TES70274 is an AS568-274 red PTFE-Encapsulated Silicone 70 Shore A O-Ring supplied with an inside diameter of 9.984 in (253.59 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 10.262 in (260.65 mm). This o-ring delivers dependable bidirectional sealing in a compact groove envelope. This item is further identified as ORING 70 Durometer.

Expect good resistance to nearly all process chemicals, steam, and wide temperature swings. PTFE-Encapsulated Silicone offers a seamless PTFE jacket over a resilient silicone core and strong resistance to permeation. The material carries a published service range of -75°F (-59.4°C) to 400°F (204.4°C). Applications involving tight-radius dynamic flexing or installation over sharp edges call for a different compound.

You will find this material specified across food and beverage processing, chemical processing, and cryogenic and high-temperature equipment.

Order part number TES70274, sold individually. Nominal inside diameter is listed as 10 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.