International customers: Extremely extended delivery times for USPS.  

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PTFE Backup Rings

**International customers: Please note that due to circumstances surrounding COVID-19, USPS International delivery times have become significantly longer.  Deliveries can take up to eight weeks.  Additionally, USPS International tracking information is not regularly updated.  For your convenience, UPS has been added as an alternate, more timely shipping option.  Rates will vary.**

 

Polytetrafluoroethylene (PTFE) is one of the most versatile plastic materials and resistant to most all chemicals. This is a hard plastic and does not compress. PTFE backup rings come split for easier installation. Check chemical resistance charts to be sure of your application.

Operating temperature:  -100°F to +500°F (-73.3°C to +260°C)

 

Orders over $15 SHIP FREE in the USA