Description
Product Description
These 1/2" 685 series check valves can be used for a wide range of air and fluid applications. Perfect for soft wash applications and power washing rigs.
- Polypropylene
- FKM seals
- Hastelloy spring
- High flow rate
- Seat area open diameter: 0.438"
- Positive seal at very low back pressure or slight vacuum
- Cracking pressure: 1/3 psi
- Check mechanism: Oring poppet
- Maximum pressure: 125 psi
- Maximum temperature: 140°F