Proportional Relief Valves - High Pressure
Proportional Relief Valves
High Pressure Proportional Relief Valves
RH Series proportional relief valves protect pressure sensitive equipment in systems with working pressures up to 6000 psig (413 bar) and set pressures from 50 to 6000 psig (3.4 to 413 bar). Standard RH Series proportional relief valves are shipped without springs. To order spring kits, see the Spring Kit catalog category.
- Maximum Working Pressure: 6000 psig (413 bar)
- Set Pressure: 50 to 6000 psig (3.4 to 413 bar) Multiple springs for a selection of set more
Part # |
CAD |
Body Material |
Connection 1 - Type |
Connection 1 - Size |
Connection 2 - Type |
Connection 2 - Size |
Orifice |
O-ring Material |
Set Pressure Range |
Product Descriptions |
End Connection Type |
|---|---|---|---|---|---|---|---|---|---|---|---|
| RH48PM8PF-316-BN |
CAD
|
Body Material 316 SS | Connection 1 - Type MNPT | Connection 1 - Size 1/2 in | Connection 2 - Type FNPT | Connection 2 - Size 1/2 in | Orifice 0.25 in | O-ring Material Nitrile | Set Pressure Range 50 to 1500 psig3.4 to 103 bar | Product Descriptions Male to Female NPT Proportional Relief Valve | End Connection Type Male National Pipe Thread by Female National Pipe Thread |
| RH48PM8PF-316-EP |
CAD
|
Body Material 316 SS | Connection 1 - Type MNPT | Connection 1 - Size 1/2 in | Connection 2 - Type FNPT | Connection 2 - Size 1/2 in | Orifice 0.25 in | O-ring Material EPDM | Set Pressure Range 50 to 1500 psig3.4 to 103 bar | Product Descriptions Male to Female NPT Proportional Relief Valve | End Connection Type Male National Pipe Thread by Female National Pipe Thread |
| RH48PMD8-316 |
CAD
|
Body Material 316 SS | Connection 1 - Type MNPT | Connection 1 - Size 1/2 in | Connection 2 - Type Duolok Tube Fitting | Connection 2 - Size 1/2 in | Orifice N/A | O-ring Material FKM | Set Pressure Range 50 to 1500 psig3.4 to 103 bar | Product Descriptions Male NPT to Duolok Tube Fitting Proportional Relief Valve | End Connection Type Male National Pipe Thread by Duolok Tube End |
| RH48PMD8-316-BN |
CAD
|
Body Material 316 SS | Connection 1 - Type MNPT | Connection 1 - Size 1/2 in | Connection 2 - Type Duolok Tube Fitting | Connection 2 - Size 1/2 in | Orifice 0.25 in | O-ring Material Nitrile | Set Pressure Range 50 to 1500 psig3.4 to 103 bar | Product Descriptions Male NPT to Duolok Tube Fitting Proportional Relief Valve | End Connection Type Male National Pipe Thread by Duolok Tube End |
| RH48PMD8-316-EP |
CAD
|
Body Material 316 SS | Connection 1 - Type MNPT | Connection 1 - Size 1/2 in | Connection 2 - Type Duolok Tube Fitting | Connection 2 - Size 1/2 in | Orifice 0.25 in | O-ring Material EPDM | Set Pressure Range 50 to 1500 psig3.4 to 103 bar | Product Descriptions Male NPT to Duolok Tube Fitting Proportional Relief Valve | End Connection Type Male National Pipe Thread by Duolok Tube End |
| RH4D8-316 |
CAD
|
Body Material 316 SS | Connection 1 - Type Duolok Tube Fitting | Connection 1 - Size 1/2 in | Connection 2 - Type Duolok Tube Fitting | Connection 2 - Size 1/2 in | Orifice N/A | O-ring Material FKM | Set Pressure Range 50 to 1500 psig3.4 to 103 bar | Product Descriptions Duolok Tube End Plug Proportional Relief Valve | End Connection Type Duolok Tube End |
| RH4D8-316-BN |
CAD
|
Body Material 316 SS | Connection 1 - Type Duolok Tube Fitting | Connection 1 - Size 1/2 in | Connection 2 - Type Duolok Tube Fitting | Connection 2 - Size 1/2 in | Orifice 0.25 in | O-ring Material Nitrile | Set Pressure Range 50 to 1500 psig3.4 to 103 bar | Product Descriptions Duolok Tube End Plug Proportional Relief Valve | End Connection Type Duolok Tube End |
| RH4D8-316-EP |
CAD
|
Body Material 316 SS | Connection 1 - Type Duolok Tube Fitting | Connection 1 - Size 1/2 in | Connection 2 - Type Duolok Tube Fitting | Connection 2 - Size 1/2 in | Orifice 0.25 in | O-ring Material EPDM | Set Pressure Range 50 to 1500 psig3.4 to 103 bar | Product Descriptions Duolok Tube End Plug Proportional Relief Valve | End Connection Type Duolok Tube End |
| RH4DM12-316 |
CAD
|
Body Material 316 SS | Connection 1 - Type Duolok Tube Fitting | Connection 1 - Size 12 mm | Connection 2 - Type Duolok Tube Fitting | Connection 2 - Size 12 mm | Orifice N/A | O-ring Material FKM | Set Pressure Range 50 to 1500 psig3.4 to 103 bar | Product Descriptions Duolok Tube End Plug Proportional Relief Valve | End Connection Type Duolok Tube End |
| RH4DM12-316-BN |
CAD
|
Body Material 316 SS | Connection 1 - Type Duolok Tube Fitting | Connection 1 - Size 12 mm | Connection 2 - Type Duolok Tube Fitting | Connection 2 - Size 12 mm | Orifice 0.25 in | O-ring Material Nitrile | Set Pressure Range 50 to 1500 psig3.4 to 103 bar | Product Descriptions Duolok Tube End Plug Proportional Relief Valve | End Connection Type Duolok Tube End |
| RH4DM12-316-EP |
CAD
|
Body Material 316 SS | Connection 1 - Type Duolok Tube Fitting | Connection 1 - Size 12 mm | Connection 2 - Type Duolok Tube Fitting | Connection 2 - Size 12 mm | Orifice 0.25 in | O-ring Material EPDM | Set Pressure Range 50 to 1500 psig3.4 to 103 bar | Product Descriptions Duolok Tube End Plug Proportional Relief Valve | End Connection Type Duolok Tube End |
