
Watts 0888141 Parts Kit
When you are out in the field servicing a 3/4 inch Watts 919 reduced pressure zone assembly, a leaky relief valve or failing check seat usually points to compromised rubber components. The Watts 0888141 rubber parts kit is the technician's standard for a full overhaul of the soft internals. This RK 919-RT 3/4 kit provides everything needed to restore the backflow preventer to original factory sealing specifications without requiring specialized tools for the swap.
The kit is fully compatible with the Watts 919 series and includes 2 check seat o-rings, 2 check cover o-rings, the relief valve o-ring, relief valve cover o-ring, relief valve stem o-ring, check rubbers, a relief valve diaphragm, a quad ring, and the relief valve disc. Utilizing these high-quality replacement parts ensures lead-free compliance and maintains the hydraulic integrity of the RPZ assembly, preventing back-siphonage and backpressure in potable water systems.
Key Benefits
- Comprehensive Sealing: Includes all essential o-rings and diaphragms to stop nuisance dripping from the relief valve discharge.
- Exact Fitment: Designed specifically for the 3/4" 919 and LF919 models, ensuring precise seat alignment.
- Durable Construction: High-grade rubber compounds prevent premature hardening and maintain flexibility in varied water temperatures.
- Fast Serviceability: Designed for an easy drop-in backflow repair during annual testing or emergency maintenance.
Common Questions
What are the signs I need to replace the Watts 0888141 kit?
If you notice constant weeping from the relief valve port or if the assembly fails a differential pressure test, the internal rubber discs or the diaphragm are likely fouled or worn. Replacing the entire rubber kit is standard practice during a teardown.
Does this kit work for both the 919 and LF919 models?
Yes, the 0888141 kit is the correct rubber total repair part for both the standard 919 and the Lead Free (LF919) 3/4" versions.
Do I need a separate kit for the relief valve?
This is the "Total Rubber" kit, meaning it covers the soft parts for both check valves and the relief valve. If you need the springs or hard plastic modules, you would require a total repair kit instead.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Original: $116.65
-65%$116.65
$40.83Watts 0888141 Parts Kit
When you are out in the field servicing a 3/4 inch Watts 919 reduced pressure zone assembly, a leaky relief valve or failing check seat usually points to compromised rubber components. The Watts 0888141 rubber parts kit is the technician's standard for a full overhaul of the soft internals. This RK 919-RT 3/4 kit provides everything needed to restore the backflow preventer to original factory sealing specifications without requiring specialized tools for the swap.
The kit is fully compatible with the Watts 919 series and includes 2 check seat o-rings, 2 check cover o-rings, the relief valve o-ring, relief valve cover o-ring, relief valve stem o-ring, check rubbers, a relief valve diaphragm, a quad ring, and the relief valve disc. Utilizing these high-quality replacement parts ensures lead-free compliance and maintains the hydraulic integrity of the RPZ assembly, preventing back-siphonage and backpressure in potable water systems.
Key Benefits
- Comprehensive Sealing: Includes all essential o-rings and diaphragms to stop nuisance dripping from the relief valve discharge.
- Exact Fitment: Designed specifically for the 3/4" 919 and LF919 models, ensuring precise seat alignment.
- Durable Construction: High-grade rubber compounds prevent premature hardening and maintain flexibility in varied water temperatures.
- Fast Serviceability: Designed for an easy drop-in backflow repair during annual testing or emergency maintenance.
Common Questions
What are the signs I need to replace the Watts 0888141 kit?
If you notice constant weeping from the relief valve port or if the assembly fails a differential pressure test, the internal rubber discs or the diaphragm are likely fouled or worn. Replacing the entire rubber kit is standard practice during a teardown.
Does this kit work for both the 919 and LF919 models?
Yes, the 0888141 kit is the correct rubber total repair part for both the standard 919 and the Lead Free (LF919) 3/4" versions.
Do I need a separate kit for the relief valve?
This is the "Total Rubber" kit, meaning it covers the soft parts for both check valves and the relief valve. If you need the springs or hard plastic modules, you would require a total repair kit instead.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Product Information
Product Information
Shipping & Returns
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Description
When you are out in the field servicing a 3/4 inch Watts 919 reduced pressure zone assembly, a leaky relief valve or failing check seat usually points to compromised rubber components. The Watts 0888141 rubber parts kit is the technician's standard for a full overhaul of the soft internals. This RK 919-RT 3/4 kit provides everything needed to restore the backflow preventer to original factory sealing specifications without requiring specialized tools for the swap.
The kit is fully compatible with the Watts 919 series and includes 2 check seat o-rings, 2 check cover o-rings, the relief valve o-ring, relief valve cover o-ring, relief valve stem o-ring, check rubbers, a relief valve diaphragm, a quad ring, and the relief valve disc. Utilizing these high-quality replacement parts ensures lead-free compliance and maintains the hydraulic integrity of the RPZ assembly, preventing back-siphonage and backpressure in potable water systems.
Key Benefits
- Comprehensive Sealing: Includes all essential o-rings and diaphragms to stop nuisance dripping from the relief valve discharge.
- Exact Fitment: Designed specifically for the 3/4" 919 and LF919 models, ensuring precise seat alignment.
- Durable Construction: High-grade rubber compounds prevent premature hardening and maintain flexibility in varied water temperatures.
- Fast Serviceability: Designed for an easy drop-in backflow repair during annual testing or emergency maintenance.
Common Questions
What are the signs I need to replace the Watts 0888141 kit?
If you notice constant weeping from the relief valve port or if the assembly fails a differential pressure test, the internal rubber discs or the diaphragm are likely fouled or worn. Replacing the entire rubber kit is standard practice during a teardown.
Does this kit work for both the 919 and LF919 models?
Yes, the 0888141 kit is the correct rubber total repair part for both the standard 919 and the Lead Free (LF919) 3/4" versions.
Do I need a separate kit for the relief valve?
This is the "Total Rubber" kit, meaning it covers the soft parts for both check valves and the relief valve. If you need the springs or hard plastic modules, you would require a total repair kit instead.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.












