Zurn Industries - RK1-375R - 1'' Model 375/375XL Rubber Repair Kit

Zurn Industries - RK1-375R

The Rubber Repair Kit is compatible with the 1'' Model 375 and 375XL Reduced Pressure Principle Backflow Preventer. Repair Kit components include one Sleeve O-Ring, one #1 Check Seat O-Ring, two Check Seal Rings, one #2 Check Seat O-Ring, one Housing Inlet O-Ring, one Housing Outlet O-Ring, one Relief Valve Cover O-Ring, one Relief Valve Seat O-Ring, one Relief Valve Seal Ring, one Diaphragm, and one Relief Valve Stem O-Ring. The accessories within the kit allow you to speed up repairs, while lowering maintenance costs and extending the product life. The Zurn Wilkins portfolio offers long-lasting protection from back siphonage and backpressure of contaminated water into the potable water supply.

Collection: 375 (sm)
UPC: 612052093369
Online Product ID: 6196571
Length: 8.6"
Width: 4"
Height: 0.7"
Weight: 0.08 lbs.
Made in USA: Yes
Low Lead Compliant: Yes
Prop65 Warning: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Minimum Order Quantity: Yes
Shipping: x W:4"x H:0.7" 0.08 lbs.


  • Accessories allow for speedy repairs
  • Repair Kits provide cost savings by avoiding full Backflow Preventer replacement
  • Complies with ASSE Listed 1013 and C-UL Classified
  • Quality materials extend replacement life
  • 1-year warranty


Professional delivery is available for every product we sell. We would be happy to coordinate delivery for you!

RK1-375R - Zurn Industries

Winthrop Supply is proud to present this decorative repair kit, by Zurn Industries. The RK1-375R is made from premium materials, this Repair Kit offers great function and value for your home. This fixture is part of Zurn Industries's decorative 375 (sm) Collection, so make sure to check out other styles of fixtures to accessorize your room.

Zurn places the customer first, building value and trust through superior knowledge of the global markets we serve. Our products and services will continue to provide innovative water solutions delivered by exceptional people. Zurn Engineered Water Solutions® is a recognized leader in commercial, municipal, and industrial markets. Zurn manufactures the largest breadth of engineered water solutions in the industry, including a wide spectrum of sustainable plumbing products. Zurn delivers total building solutions for new construction and retrofit applications that enhance any building’s environment.

Zurn Industries Warranty

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