Uponor Wirsbo A4020313 QS-Style Compression Fitting Assembly R20 x 5/16 Inch

Product Description

The UPONOR WIRSBO A4020313 QS-style compression fitting assembly connects Uponor piping to stainless-steel, brass, and EP heating manifolds and R20 fittings. This fitting assembly connects 5/16 Inch, 3/8 Inch, 1/2 Inch and 5/8 Inch PEX to the brass manifold or other R20 threaded components. It is sold as a three-piece component set.

• Connects Uponor Piping to stainless-steel, brass and EP heating manifolds and R20 fittings
• Threads onto manifold loop outlets
• Connects Wirsbo hePEX™ or Uponor AquaPEX® tubing to the manifold in radiant heating applications

Product Highlights

This QS-style compression fitting assembly is designed for radiant heating and cooling systems, permafrost protection systems, and turf conditioning systems.

Product Information

Standard Information

• Brand: UPONOR WIRSBO
• Manufacturer Part Number: A4020313

Technical Specifications

• End Size 1 [inch|mm]: 5/16"
• End Size 2 [inch|mm]: 3/4"
• End Type 1: QS
• End Type 2: ISO 228-G
• Operating Pressure 1 [PSI]: 160 psi
• Operating Pressure 2 [PSI]: 100 psi
• Operating Pressure 3 [PSI]: 80 psi
• Operating Temperature 1 [°F]: 73 °F
• Operating Temperature 2 [°F]: 180 °F
• Operating Temperature 3 [°F]: 200 °F
• Material group: Brass
• Material o-ring: Nitrile (Buna N)
• Prop 65 label required?: Yes
• Subcomponent Material: Fitting: CA 360 Brass
• End Style: Compression
• Material: Brass
• Nominal Size: R20 x 5/16 Inch
• Pressure Rating: 200 psi
• Hex Size: 1.37 in
• Manufacturer: Uponor
• Manufacturer #: A4020313
• Series: QS-Style
• Temperature Rating: 220 deg F
• Standard/Approvals: ASTM F 877, CAN/CSA B137.5, ICBO ER 4407, ICBO ER 5143
• Application: For Wirsbo Radiant Floor Heating Systems, Wirsbo Permafrost Heating Systems, Wirsbo Snow And Ice Melting Systems
• Brand: Uponor Wirsbo
• Item Name: Compression Fitting Assembly
• Type: QS-Style
• Connection Type: R20 x FNPT
• Material Specification: CA360
• Material Standard: ASTM F877
• Industry Standards: IMC, IRC, NBC of Canada, UMC, CSA B137.5, ASTM F877, cNSFus-rfh, ICC-ES-PMG 1012