This o-ring is supplied in AS568-042 black PTFE-Encapsulated Viton® 90 Shore A measuring an inside diameter of 3.239 in (82.27 mm), a cross section of 0.07 in (1.78 mm), and an outside diameter of 3.379 in (85.83 mm), catalogued under part number TEV80042. It delivers dependable bidirectional sealing in a compact groove envelope.
As a material, PTFE-Encapsulated Viton® offers excellent resistance to permeation and contamination, a non-stick sealing surface that resists fouling. Expect good resistance to strong acids and solvents, aggressive oxidizers, and steam. Service temperature is rated from -75°F (-59.4°C) through 400°F (204.4°C). Applications involving service requiring tight-radius dynamic flexing or installation over sharp edges without care call for a different compound.
You will find this material specified across semiconductor equipment, food and beverage, and chemical processing.
This item is sold individually under part number TEV80042. Check the compound against your process media, pressure and temperature before committing to a design. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
description 568-042 FEP ENCAPSULATED VITON ORING
uf_description2 90 DUROMETER
Actual_CS 0.07 inch (1.78 mm)
Actual_ID 3.239 inch (82.27 mm)
Actual_OD 3.379 inch (85.83 mm)
ProductCode Description O-Rings - Bulk - Premium