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![640-series-brass-threaded-swing-check-valve](https://soval.com/media/catalog/product/cache/f4714ec973dc474544925827dba7e18e/6/8/681bb42bbedcd1f1e577e104a62aa7a9ea3454ed_640.jpg)
640 Series - Brass Threaded Swing Check Valve
![684-series-brass-swing-check-valve-lead-free](https://soval.com/media/catalog/product/cache/f4714ec973dc474544925827dba7e18e/7/9/792b58543e9a03f522287d59b5703e547fb11ea5_684.jpg)
684 Series - Brass Swing Check Valve, Lead Free
650 Series - Brass Threaded Spring Check Valves
Features:
- Threaded
- Forged Brass
- Spring Loaded for Fast Seating Action
- Not for Potable Water in USA
- 200 WOG
- Temperature Range: 10F to 210F