The Caleffi R50047 is a union sealing washer with a 1-1/2 in connection for Caleffi hydraulic separators products.
Product data compiled from Caleffi North America technical documentation. Last reviewed July 2026.
FunctionUnion Washer
For LineHydraulic Separators
Connection1-1/2 in
Warranty2 Years
Key Features
Correct Sealing Washer
Color-coded factory washer restores a drip-free union seal - replace whenever the union is opened.
Genuine Caleffi Part
Factory fitting with correct dimensions and sealing geometry.
Technical Data
| Function | Union Washer |
|---|---|
| For product line | Hydraulic Separators |
| Description | 1-1/2 in Green Washer |
| Connection size | 1-1/2 in |
Related Products
Caleffi R500051-1/2 in Union WasherCaleffi R500082 in Union WasherCaleffi R500482 in Union WasherCaleffi NA104081-1/2 in Tailpiece
Frequently Asked Questions
What does the Caleffi R50047 fit?
It is the genuine fitting for Caleffi Hydraulic Separators products. Match your host model number and connection size before ordering.
When should the washer be replaced?
Any time the union is opened - a fresh washer is cheap insurance against a weeping union joint.
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:
- Union Washer
- For Product Line:
- Hydraulic Separators
- Connection Size:
- 1-1/2 in