Fig. IV-3401 · Waterworks
AWWA C508 Swing Check Valve
Pump-station and distribution check duty
NSF-61
Swing check valve with full-flow clapper for clear water service; lever & weight or air-cushion options control slam on pump rundown.
Products are supplied to the stated API / ISO / ASME / AWWA standards from qualified manufacturers for projects in Saudi Arabia, including Dammam, Jubail, Yanbu, Riyadh, Jeddah and the Eastern Province. Certifications, monograms and listings are those of the manufacturing plant and are provided as specified in the purchase order.
Technical specifications
| Figure number | IV-3401 |
|---|---|
| Size range | 2″ – 36″ (DN50 – DN900) |
| Pressure rating | 250 psi (17 bar) |
| End connections | Flanged |
| Typical materials | As specified on the project datasheet |
| Design standards | AWWA C508 |
| Certifications (per manufacturer) | NSF-61 |
Key features
- Full-area flow passage
- Lever/weight or lever/spring options
- Resilient-faced clapper
- Backflow actuator option
