The Caleffi 573100A is FlowShield™ DuC-AV Backflow Preventer Replacement body ASSE 1012™™, a genuine FlowShield service part for Caleffi backflow preventers.
Product data compiled from Caleffi North America technical documentation. Last reviewed July 2026.
FunctionService Part
ListingASSE 1012
BodyDZR Low-Lead Brass
Max Pressure175 psi
Warranty2 Years
Key Features
Genuine FlowShield Part
Factory service component: FlowShield™ DuC-AV Backflow Preventer Replacement body ASSE 1012™™.
Direct Fit
Designed to fit and rebuild the matching Caleffi FlowShield backflow preventer.
Technical Data
| Function | Backflow preventer service part |
|---|---|
| ASSE listing | ASSE 1012 |
| Body material | DZR low-lead brass |
| Maximum operating pressure | 175 psi |
| Medium temperature range | 32 - 210 °F |
Documentation
Technical brochureRelated Products
Frequently Asked Questions
What is the Caleffi 573100A?
It is FlowShield™ DuC-AV Backflow Preventer Replacement body ASSE 1012™™, 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
- ASSE Standard:
- ASSE 1012
