The diaphragm valve type 517 PVC-U OF is a two-way valve with fixed flanges compliant with JIS B2238/39 10K, designed for oil-free service and featuring a double flow rate compared to its predecessor. This model includes a handwheel with a built-in locking mechanism, one housing nut replacing four screws, and flat or serrated joining faces. The part number 161517974 corresponds to the 25 mm (1 inch) nominal bore size with PTFE diaphragm, weighing 1.354 kg. The overall length follows EN 558 at 130 mm, with a lift height of 13 mm and M6 threads for mounting. O-ring material is FKM.
With fixed flanges PVC-U JIS
| Georg Fischer Piping Systems Ltd | |
|---|---|
| Product Category | Industrial Valves |
| Product Number | 161517974 |
| Product Name | Valves - Plastic-Valves - diaphragm-Valves - 2-way-diaphragm-Valve |
| Valve Type | Diaphragm |
| Primary Material | PVC-U |
| Valve Size | 3.46 inch (88.00 mm) |
