Teflon ( PTFE ) Products - FITCO ORINGS
Precision Machined PTFE Back-up Rings & PTFE Seals are Custom Made to Order.
Seals, lips, cups, bearings, bushings, wear strips & other custom PTFE parts
Ball valve seats, piston rings, pipe and bellows
Diaphragms, insulators, lantern rings, V-rings, gaskets, washers, o-rings
PTFE products are commonly used in high temperature from minus 450F to +500F sealing applications.
https://www.fitcorings.com/back-up-rings.html
