Zurn Industries Backflow Prevention Repair Kits
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Zurn Industries 1'' Model 375/375XL Rubber Repair Kit

SKU: RK1-375R

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375 (sm) Collection

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Product Details

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
  • Shipping x W:4"x H:0.7" 0.08 lbs.

Additional information

  • 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

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