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
Actual Cross Section 0.21 inch (5.33 mm)
Actual Inside Diameter 8.225 inch (208.92 mm)
Actual Outside Diameter 8.645 inch (219.58 mm)
Measurement System Imperial
Product Category O-Rings - Bulk - Premium