Flow Coefficient33 Cv
Max Pressure150 psi
Warranty2-Year Limited
The Caleffi NA30476A is a serviceable check valve body supplied without union fittings, fitting 1" and 1-1/4" assemblies and rated Cv 33. It is not connection-ready; tailpieces for the target size are ordered separately.
Best for replacing a failed 3047 body where the existing union fittings are sound and can be reused.
Specifications sourced from Caleffi North America technical literature. Last reviewed July 2026.
Key Features
Published Flow Coefficient
Rated at 33 Cv, allowing pressure drop to be calculated directly rather than estimated.
Technical Specifications
| Product Type | Serviceable Check Valve Body |
| Series | 3047 Check Valve |
| Flow Coefficient (Cv) | 33 |
| Maximum operating pressure | 150 psi |
| Medium temperature range | 32 - 250 deg F |
| Material | DZR low lead brass |
| Shipping Weight | 0.65 lb |
Documentation
Related Products
- Caleffi NA30474A : Serviceable Check Valve Body 1/2" and 3/4"
- Caleffi NA30478A : Serviceable Check Valve Body 1-1/2" and 2"
Frequently Asked Questions
What are the pressure and temperature limits of Caleffi NA30476A?
Maximum operating pressure is 150 psi.
What is the warranty on Caleffi NA30476A?
Caleffi covers this product under its standard two-year limited warranty against defects in material and workmanship from the date of shipment. ZOT Supply is an authorized Caleffi distributor.
Caleffi 2-Year Limited Warranty. Caleffi North America warrants this product to be free from defects in material and workmanship for two years from the date of shipment, when installed and operated in accordance with published instructions. ZOT Supply is an authorized Caleffi distributor with fast nationwide and international shipping.
- Product Type:
- Serviceable Check Valve Body
- Series:
- 3047 Check Valve
- Product Family:
- Check Valves
- Flow Coefficient:
- 33 Cv
- Max Operating Pressure:
- 150 psi
