The Caleffi NA11609 is FlowShield™ Complete Repair kit for 2 in 574, a genuine FlowShield service part for Caleffi backflow preventers.
Product data compiled from Caleffi North America technical documentation. Last reviewed July 2026.
FunctionService Part
Connection2 in
BodyDZR Low-Lead Brass
Max Pressure150 psi
Warranty2 Years
Key Features
Genuine FlowShield Part
Factory service component: FlowShield™ Complete Repair kit for 2 in 574.
Direct Fit
Designed to fit and rebuild the matching Caleffi FlowShield backflow preventer.
Technical Data
| Function | Backflow preventer service part |
|---|---|
| Connection | 2 in |
| Body material | DZR low-lead brass |
| Maximum operating pressure | 150 psi |
Documentation
Technical brochureRelated Products
Caleffi 594592 Backflow PartCaleffi 594602 Backflow PartCaleffi 594612 Backflow PartCaleffi 574900A2 ASSE 1013 RP Backflow Preventer
Frequently Asked Questions
What is the Caleffi NA11609?
It is FlowShield™ Complete Repair kit for 2 in 574, a genuine Caleffi FlowShield service / repair part.
Which preventer does it fit?
It is designed for the matching Caleffi FlowShield backflow preventer in its series. Confirm the model before ordering.
2-Year Limited Warranty. Backed by Caleffi North America's limited warranty against defects in material and workmanship for two years from date of shipment. See Caleffi's limited warranty for full terms.
- Type:
- Accessory
- Series:
- FlowShield
- Connection Size:
- 2 in
