THE LEE COMPANY hydraulic check valves

DN: 8, 5.5, 6 mm
Pressure: 400, 280 bar
Temperature: -40 °C - 149 °C

Standard Lee shuttle valves are available in three models: a 5.5 mm, 2.1 GPM* model; an 8.0 mm, 4.8 GPM* version; and our new 400 Bar valve. The new 400 Bar Shuttle Valve is just 6 mm ...

DN: 0.125 in - 1 in
Pressure: 0 bar - 551.6 bar
Temperature: -85 °C - 225 °C

... line-up of poppet-style check valves offers exceptionally high flow capacity for their size compared to ball-style valves. In some cases, the poppet-style valve provides ...

DN: 0.187, 0.25, 0.375, 0.5 in
Pressure: 0 psi - 5,000 psi
Flow rate: 0 l/min - 45.42 l/min

... miniature, zero-leak check valve is only 0.187 inches in diameter and 0.63 inches in length. This check valve utilizes an elastomeric seat material to provide zero leakage ...

DN: 0.187 in - 1 in
Pressure: 3,000 psi - 8,000 psi
Temperature: 400 °F

... types of miniature check valves are available: Axial Flow Check Valves Side Exit Check Valves Zero Leak Check ...

DN: 0.5 in
Pressure: 5,000 psi
Flow rate: 12 us gal/min

This miniature zero leak check valve is only .500” in diameter and 1.42” in length. This check valve utilizes an elastomeric seat material to provide zero leakage in ...

DN: 0.25 in - 0.5 in
Pressure: 0 psi - 5,000 psi

... pressure piloted to open check valves available in diameters from 0.250 to 0.500 of an inch. When pressure is applied to the pilot port, flow is allowed in the normally blocked direction. While our base ...

DN: 0.375 in
Pressure: 5,000 psi
Flow rate: 0 us gal/min - 2 us gal/min

This high pressure, pilot operated check valve is only .375” in diameter and 2” in length. This valve acts like a normal check valve until pressure is ...

DN: 0.125 in - 0.5 in
Pressure: 8,000 psi
Flow rate: 0 us gal/min - 0.8 us gal/min

This miniature high pressure check valve is only .125” in diameter and .52” in length. This check valve’s robust design allows it to prevent backflow in high pressure ...

DN: 0.187 in - 0.5 in
Pressure: 0 psi - 5,000 psi
Temperature: 85 °F

This valve configuration is typically used to select between the main hydraulic system and the emergency backup that’s biased in the normally closed port. Its non-interflow design means that its three ...

DN: 0.187 in - 0.5 in
Pressure: 4,000, 3,000, 5,000 psi
Temperature: 85 °F

... Engineer for custom versions of a spring-biased shuttle valve with a polymeric valve seat. This miniature shuttle valve is only .187” in diameter and .93” in length. The poppet in ...