The Wilkins RK114-375R is a comprehensive elastomer seal kit designed for 1-1/4" to 2" Model 375/375XL Reduced Pressure Principle Backflow Preventers.

Key Specifications:

• Size: 1 1/4 to 2 Inches
• Compatible Models: Model 375/375XL assemblies
• Notable Certifications: ASSE 1013, C-UL Classified
• Material Compliance: Lead-Free materials
• Kit Contents: Complete elastomer seal replacement

Other Related Variants:

• RK34-375R: 1/2"-3/4" model version
• RK8-375R: 8"-10" model (relief valve only)
• RK212-375R: Alternative model variant

Materials:

• Lead-Free Rubber Compounds
• Elastomer Seals
• Diaphragm Material
• O-Ring Compounds

Typical Installation:

Used to replace all rubber seals, diaphragms, and o-rings within the check valves and relief valve of compatible 1-1/4" to 2" Zurn Wilkins Model 375/375XL Reduced Pressure Principle Backflow Preventers during routine maintenance and repair procedures.

Standards Compliance:

ASSE 1013; C-UL Classified; Lead-Free Compliance

Features & Benefits:

• Comprehensive Kit: Includes all necessary elastomer seals, o-rings, and diaphragm for complete Zurn RK114-375R assembly repair in one package.
• Safety Compliance: Lead-Free materials and certified to ASSE 1013 standards ensure safe drinking water protection and regulatory compliance.
• Extended Service Life: Quality rubber compounds restore optimal sealing performance and extend the operational life of backflow prevention assemblies.
• Maintenance Efficiency: Pre-packaged kit simplifies maintenance procedures and reduces downtime for Zurn RK114-375R compatible backflow preventer servicing.

FAQ

Q: What components are included in the RK114-375R repair kit?

A: The kit includes two ball valve o-rings, two sleeve/#1 seat o-rings, two seal washers, one #2 seat o-ring, one relief valve seal washer, one relief valve o-ring, two sensing port o-rings, one diaphragm, one plunger o-ring, and one relief valve cover o-ring.

Q: Which backflow preventer models are compatible with this repair kit?

A: This kit is designed for 1-1/4" to 2" Zurn Wilkins Model 375 and 375XL Reduced Pressure Principle Backflow Preventers.

Q: How often should the rubber components be replaced in a backflow preventer?

A: Rubber seals and o-rings should be replaced during annual testing or whenever leakage or reduced performance is detected to maintain proper backflow prevention functionality.

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