The 694 Series Check Valve can be used for a wide range of air and fluid applications.
- Viton™ seals
- Hastelloy or 302 SS spring
- High flow rate
- Seat area open diameter: .438"
- Positive seal at very low back pressure or slight vacuum
- Cracking pressure: 1/3 psi
- Maximum pressure: 125 psi
- Maximum temperature: 140°F