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Wilkins RK1-350 Complete Repair Kit for 1-inch 350/350XL

Wilkins RK1-350 Complete Repair Kit for 1-inch 350/350XL

Brand: Zurn Industries, LLC
Save 25%
$96.97
$72.72
SKU RK1-350

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The Wilkins RK1-350 complete repair kit restores performance to 1-inch 350 and 350XL double check backflow assemblies with genuine OEM parts. Designed for professional maintenance, the kit helps technicians complete repairs quickly and return systems to service with confidence.

  • Includes one #1 and one #2 check assembly, inlet and outlet o-rings, and lubricant. Check modules use an in-line modular design for safer, faster servicing.
  • Lead-free components rated for 175 psi working pressure and a 33–180°F service temperature range.
  • Complies with ASSE, IAPMO and CSA standards and carries a 1-year limited warranty for parts replacement.
  • Cost-effective alternative to full unit replacement—reduces downtime and service costs while restoring OEM performance.
  • Sold as a single kit for straightforward installation; consult the manufacturer repair parts and installation instructions when servicing.

Manufacturer repair parts and installation instructions are available to download; use OEM replacement parts to ensure compliance and reliable operation of Wilkins 350/350XL assemblies.

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Frequently Asked Questions

What parts are included in the RK1-350 repair kit?
One #1 and one #2 check assembly, inlet and outlet o-rings, and lubricant for in-line repairs.
Will this kit fit both 1-inch 350 and 350XL models?
Yes. The RK1-350 is compatible with Wilkins 1-inch 350 and 350XL double check assemblies.
Is the RK1-350 kit lead-free and certified?
Yes. Components are lead-free and the kit complies with ASSE, IAPMO and CSA listings.
How long is the warranty for replacement parts?
The kit carries a 1-year limited warranty for parts replacement; refer to manufacturer warranty for details.

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