568-165 PTFE ORINGS FDA

This o-ring is supplied in AS568-165 white PTFE (Teflon) 55 Shore D supplied with an inside diameter of 6.487 in (164.77 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 6.693 in (170 mm), catalogued under part number TFE165. It compresses into its gland to block fluid or gas migration across a joint.

Expect good resistance to steam, nearly all industrial chemicals, and strong acids and bases. PTFE (Teflon) is known for near-universal chemical inertness and non-stick, non-contaminating surface characteristics. Service temperature is rated from -65°F (-53.9°C) through 500°F (260°C).

Maintenance and OEM teams specify it across chemical processing, laboratory equipment, and semiconductor fabrication.

This item is sold individually under part number TFE165. Nominal inside diameter is listed as 6 1/2 inch. As always, verify media compatibility and operating conditions against the requirements of your specific application. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.