Ordered as TFE106, this is an AS568-106 white PTFE (Teflon) 55 Shore D O-Ring supplied with an inside diameter of 0.174 in (4.42 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 0.38 in (9.65 mm). The o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.
PTFE (Teflon) is specified for one of the lowest coefficients of friction of any solid and excellent dielectric properties. Expect good resistance to solvents, strong acids and bases, and steam. Service temperature is rated from -65°F (-53.9°C) through 500°F (260°C).
Maintenance and OEM teams specify it across pharmaceutical and biotech, laboratory equipment, and aggressive-media pipelines.
Reference part number TFE106 when ordering; the item is sold individually. Nominal inside diameter is listed as 3/16 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.
description 568-106 PTFE ORINGS FDA
uf_description2 .174" (4.42MM) ID X .103" (2.62MM) CS
Actual_CS 0.103 inch (2.62 mm)
Actual_ID 0.174 inch (4.42 mm)
Actual_OD 0.38 inch (9.65 mm)
ProductCode Description O-Rings - Bulk - Premium