This is a Watts 2 174A 150 FS bronze ASME pressure safety relief valve designed for hot water space heating boiler applications. It features 2-inch FNPT threaded connections, a factory set pressure rating of 150 PSI, and a discharge capacity rating of 14,370,000 BTU/hr.
The item was fully removed from its packaging for visual inspection. The valve is complete and mechanically intact with minor cosmetic scuffs and scratches on the exterior bronze casing from handling. The original box is heavily worn and torn.
Defects Noted:
Please refer to the photos for more information.
This unit only includes what is photographed in the listing.
Made in USA.
Technical Specs
| Item | Relief Valve |
| Manufacturer Part Number | 2 174A 150 FS |
| Product Type | Pressure Only Relief Valve |
| For Media | Water |
| Factory Set Pressure | 150 psi |
| Connection Type | FNPTF x FNPTF |
| Inlet Connection Size | 2 in |
| Outlet Connection Size | 2 in |
| Body Material | Bronze |
| Seat Material | Metal |
| Spring Material | Stainless Steel |
| Operating Pressure Range | 30 psi to 150 psi |
| Operating Temperature Range | -40 °F to 250 °F |
| Discharge Capacity | 14,370,000 BtuH |
| Overall Height | 11-1/2 in |
| Overall Width | 6-1/2 in |
| Application | Hot Water Space Heating Boiler |
| Country of Origin | USA |