Zurn RK1-720A O-Ring / Seal Kit

The Zurn Wilkins RK1-720A is a genuine o-ring / seal kit for 1" Model 720A.

The Pressure Vacuum Breaker Repair Kit is compatible with the 1/2”, 3/4”, and 1” Model 720A Pressure Vacuum Breaker Assemblies. Repair Kit components come packaged with everything you need for easy repairs, including Bonnet Washer, Bonnet O-Ring, Load Nut and Guide, Load Washer, Upper Disc, Poppet, Spring, Spider Screw, Lower Disc, Guide Spider and Hex Nut. Repair Kits are sold as accessories for quick and simple repair needs, providing long-lasting protection from backsiphonage of contaminated water into the potable water supply.

Features

• Serial number visible in any installed orientation reduces labor time
• Test cocks on center line of valve allow for installation versatility
• Consistent, reliable performance provides world class backsiphonage protection
• Construction offers corrosion-resistance, strength and winterization protection
• ASSE, IAPMO, CSA listed
• Approved by the Foundation for Cross-Connection Control and Hydraulic Research at the University of Southern California

Common Questions

Will this kit fit my assembly?

The RK1-720A fits the 1" size of Model 720A. Kits are size- and series-specific, so match the model stamped on your valve body or cover before ordering.

What's included in this kit?

This is a o-ring / seal kit -- it carries the factory parts for that subassembly only, not a whole-assembly rebuild.

Are these genuine Zurn Wilkins parts?

Yes. This is the factory RK1-720A kit built with genuine Zurn Wilkins OEM components. Aftermarket parts can void your assembly approval and are commonly rejected by inspectors at annual test time.

Specifications

• Type: 720A Pressure Vacuum Breaker Repair Kit compatible with the 1/2”, 3/4”, and 1”
• MPN: RK1-720A
• Fits Series: 720A
• Fits Size: 1"
• Kit Type: O-Ring / Seal Kit