Watts 0881335 First and Second Valve Rubber Parts Kit

Description:

The Watts 0881335 Kit No. 30 BFP-RK First and Second Valve Rubber Parts Kit is a repair kit designed to restore the sealing performance and operational reliability of 4 inch Watts backflow prevention assemblies by replacing critical rubber components in both the first and second check valve assemblies. Commonly installed in municipal water systems, fire protection service lines, commercial plumbing systems, irrigation networks, industrial facilities, and large water distribution systems utilizing Watts backflow preventers. Maintenance technicians, backflow specialists, plumbing contractors, and facility operators use this kit for preventive maintenance, annual testing repairs, compliance upgrades, and rebuilding worn backflow prevention assemblies.

Applications:

The Watts 30 BFP-RK Rubber Parts Kit is widely used in commercial buildings, hospitals, schools, universities, manufacturing plants, municipal water systems, fire sprinkler systems, irrigation installations, water treatment facilities, apartment complexes, industrial processing facilities, and institutional plumbing networks. The replacement components restore the sealing integrity of the first and second check valves, helping prevent backflow conditions that could compromise potable water quality. It is commonly specified during certified backflow testing, scheduled maintenance programs, valve overhauls, and repair projects where maintaining regulatory compliance and dependable cross-connection protection is critical for system operation and public health.

Technical Specifications:

• Manufacturer Part Number (MPN): 0881335
• Brand: Watts
• Kit Number: 30 BFP-RK
• Product Type: First and Second Check Valve Rubber Parts Repair Kit
• Compatible Equipment: Watts Backflow Preventer Assemblies
• Compatible Valve Size: 4 in.
• Application: Backflow Preventer Maintenance and Repair
• Kit Type: Rubber Parts Kit
• Repair Coverage: First and Second Check Valve Assemblies
• Function: Restore Check Valve Sealing Performance
• Service Media: Potable Water
• Installation: Field Serviceable
• OEM Replacement Part: Yes
• Maintenance Type: Preventive and Corrective Repair
• Application Environment: Commercial, Industrial, Municipal, and Institutional Water Systems
• Function: Backflow Prevention System Restoration
• Compatible Use: Annual Testing and Compliance Repairs
• Construction: Factory Replacement Components

Common Replacements:

• Watts RK 709 RT 4" Rubber Parts Kit
• Watts RK 709 CK4 4" Check Valve Repair Kit
• Watts RK LF709 RT 4" Lead-Free Rubber Parts Kit