APG stocks the TFE416, an AS568-416 white PTFE (Teflon) 55 Shore D O-Ring built to an inside diameter of 3.35 in (85.09 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 3.9 in (99.06 mm). An o-ring seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.
PTFE (Teflon) is specified here for excellent dielectric properties and very wide continuous service temperature range. Expect good resistance to oxidizing media, steam, and nearly all industrial chemicals. Rated temperature range runs from -65°F (-53.9°C) to 500°F (260°C) in continuous service.
You will find this material specified across food and beverage, aggressive-media pipelines, and semiconductor fabrication.
Order part number TFE416, sold individually. As always, verify media compatibility and operating conditions against the requirements of your specific application. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
description 568-416 PTFE ORINGS FDA
uf_description2 3.350" (85.09MM) ID X .275" (6.99MM)
Actual_CS 0.275 inch (6.99 mm)
Actual_ID 3.35 inch (85.09 mm)
Actual_OD 3.9 inch (99.06 mm)
ProductCode Description O-Rings - Bulk - Premium