The ICKBB Pilot-To-Open Check Valves are innovative valves designed for fluid control applications. They utilize a pilot-operated mechanism to provide precise control and reliable operation. With their compact size and efficient design, they are well-suited for industries that require accurate and responsive fluid control in a variety of operating conditions.
| Product Model | ICKBB CHECK VALVE PILOT-TO-OPEN |
| Operating Pressure | 350 bar(5100 psi) |
| Flow | See Performance Chart |
| Internal Leakage | ① to ② : 0.10 ml/min. max (1 drops/minute) at 207 bar (3000 psi) |
| Pilot Ratio | 3:1 |
| Check Spring Bias | 2 bar (29psi) Standard |
| With Sealed Piston Option | -40°℃～120°C |
| Fluids | Mineral-based or synthetics with lubricating properties at viscosities of 7.4 to 420 cSt (50 to 2000 ssu).Installation: No restrictions |
| Cavity | IT-163A,See page 310 |
Material
| Cartridge | Weight: 0.10kg. (0.22 lbs.); Steel with hardened work surfaces. Zinc-plated exposed surfaces. |
| Seal | O-rings and back-up rings. |
| 1. Hardened seat for long life and low leakage. |
| 2. Optional sealed piston. |
| 3. Optional spring ranges. |
| 4. Compact size. |
The ICKBB allows flow from ② to ①, while normally blocking oil flow in the opposite direction. The flow will be allowed from ① to ②when sufficient pressure is applied at ③.The check is spring-biased to assure holding in static or no-load conditions.
