The QS-Style Compression Fitting Assembly with o-ring connects 5/16", 3/8", 1/2" and 5/8" Uponor PEX tubing to Uponor brass manifolds and R20 fittings. Sold as a three-piece component. The QS-Style compression rings and o-rings are also sold separately. This product is a replacement o-ring for A4020313, A4020375, A4020500, and A4020625.
Size: R25
Material: Rubber
Application: Plumbing
Heating
Max PSI: 200 PSI
Standards Met: ASTM F877
ASTM 1960
NSF
Fitting System
Compatibility: PEX Compression
Tubing Compatibility: PEX
PEX-AL-PEX
Max Temp (F): 200F