Ordered as TEV80370, this is an AS568-370 black PTFE-Encapsulated Viton® 90 Shore A O-Ring with an inside diameter of 8.225 in (208.92 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 8.645 in (219.58 mm). The o-ring remains the most cost-effective sealing element available for pressurized assemblies.
The compound resists strong acids and solvents, steam, and aggressive oxidizers. PTFE-Encapsulated Viton® is known for long service life in aggressive chemical duty, excellent resistance to permeation and contamination. Continuous operating temperature is published at -75°F (-59.4°C) to 400°F (204.4°C).
You will find this material specified across semiconductor equipment, food and beverage, and chemical processing.
Reference part number TEV80370 when ordering; the item is sold individually. Application requirements vary, so validate compatibility with your process conditions prior to installation. 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 568-370 FEP ENCAPSULATED VITON ORIN
uf_description2 90 DUROMETER
Actual_CS 0.21 inch (5.33 mm)
Actual_ID 8.225 inch (208.92 mm)
Actual_OD 8.645 inch (219.58 mm)
ProductCode Description O-Rings - Bulk - Premium