TFE473 is an AS568-473 white PTFE (Teflon) 55 Shore D O-Ring measuring an inside diameter of 23.94 in (608.08 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 24.49 in (622.05 mm). In service, this o-ring delivers dependable bidirectional sealing in a compact groove envelope.
PTFE (Teflon) delivers non-stick, non-contaminating surface characteristics and excellent dielectric properties. It resists oxidizing media, solvents, and strong acids and bases. The material carries a published service range of -65°F (-53.9°C) to 500°F (260°C). It is not the right choice where service requiring elastic recovery or molten alkali metals are present.
Common environments for this compound include pharmaceutical and biotech, chemical processing, and semiconductor fabrication.
This item is sold individually under part number TFE473. Check the compound against your process media, pressure and temperature before committing to a design. If you need a size, durometer or compound that is not listed, APG can cross-reference from a print, a sample or a competitor part number.
description 568-473 PTFE ORINGS FDA
uf_description2 23.940" (608.08MM) ID X .275" (6.99MM
Actual_CS 0.275 inch (6.99 mm)
Actual_ID 23.94 inch (608.08 mm)
Actual_OD 24.49 inch (622.05 mm)
ProductCode Description O-Rings - Bulk - Premium