These valves are available in multiple configurations to fit specific end-use applications. They are an economical shut-off valve that offers superior quality and dependability for ultra-pure water systems, photographic processing equipment, laboratory use, and more. Each valve supports flow and pressure in either direction. The 638 Series straight valves feature a handle that aligns over the inlet port when open, providing quick visual confirmation of valve position.
- Nylon body
- Buna-N seal
- Two-way flow, one-piece ball & stem
- Fully ported, quarter-turn handle, with positive shut-off
- 0.437" diameter through hole in ball
- Not for vacuum
- Maximum pressure: 125 psi
- Maximum temperature: 140°F