FREE delivery on orders over €150
Product Specifications:
| Item | Pressure Control Valve |
| Actuation Mechanism | Pressure |
| Body Material | Stainless Steel |
| Check Valve Cracking Pressure | 360 psi |
| Length | 5 22/25" |
| Max. Flow Rate | 10 GPM |
| Max. Operating Temp. | 250°F |
| Max. Pressure | 450 psi |
| Max. Pressure Setting | 360 psi |
| Min. Operating Temp. | -40°F |
| Min. Pressure | 235 psi |
| Overall Height | 5.88" |
| Overall Length | 2.375" |
| Overall Width | 1 3/4" |
| Port Connection Size | 1/2" |
| Port Connection Type | NPT |
| Preset Pressure Settings | 450 psi |
| Pressure Range (hydraulic Valves) | 235 psi to 450 psi |
| Return Mechanism | Spring |
| Series | 620-649 Series |
| Valve Control | Pressure Relief |
| Valve Port Type | NPT |
| Valve Type | Poppet |
| Width | 1 3/4" |
Shipping Info:
| Ship weight (kg) | 1.24 |
| Ship height (cm) | 4.45 |
| Ship length (cm) | 14.94 |
| Ship width (cm) | 14.94 |
| Country of Origin | US |
Product Variants
| Product | Model | Max. Flow Rate | Overall Width | Pressure Range (hydraulic Valves) | Valve Type | Max. Pressure | Min. Pressure | Max. Operating Temp. | Min. Operating Temp. | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
R4V065B110A1 | - | - | 100 psi to 1532 psi | Relief | - | - | - | - | €2,927.55 | |
![]() |
R4V065B310A1 | 53 GPM | 3 11/25" | 100 psi to 3045 psi | Relief | 3045 psi | 100 psi | 176°F | -4°F | €2,927.55 | |
![]() |
R4V065B510A1 | 53 GPM | 3 11/25" | 100 psi to 5075 psi | Relief | 5075 psi | 100 psi | 176°F | -4°F | €2,927.55 | |
![]() |
647B-2-1/2-2 | 10 GPM | 1 3/4" | 10 psi to 50 psi | Poppet | 50 psi | 10 psi | 250°F | -40°F | €7,088.19 | |
![]() |
637B-2-1/2-2 | 10 GPM | 1 3/4" | 10 psi to 50 psi | Soft Seat | 50 psi | 10 psi | 250°F | -40°F | €1,470.54 | |
![]() |
647B-2-1/4-2 | 4 GPM | 1 1/4" | 10 psi to 50 psi | Poppet | 50 psi | 10 psi | 250°F | -40°F | €4,258.95 | |
![]() |
637B-2-1/4-2 | 4 GPM | 1 1/4" | 10 psi to 50 psi | Soft Seat | 50 psi | 10 psi | 250°F | -40°F | €1,324.42 |
Explore Products
- SPEARS VALVES 838-209SR Reducer Bushing, Spigot x FPT, Schedule 80, 1-1/2 x 1/2 Inch Size, PVC
- CHICAGO-LATROBE 49071 Screw Machine Drill Bit, #1 Size, 1 5/16 Inch Flute Length
- ABC HAMMERS ABC2BZFS Drilling Hammer, Bronze/Copper, 2 lbs, 8 Inch Fiberglass Handle
- TITAN FASTENERS BFR11C43146
- SMC VALVES CDQ2B16-20DMZ-A96L Compact Cylinder, Double Acting, Single Rod, 16Mm Bore Size, 20 Mm Stroke Length
- WRIGHT TOOL 89-52MM Deep Impact Metric Socket, 1 Inch Drive, 6 Point, 52mm
- ZURN Z5972-COMB Wax Ring, 1 1/4 x 3 3/4 x 5 1/2 Inch Size, Brass/Stainless Steel
- PROCON 104B265G12XX Rotary Vane Pump, Brass, 265 GPH, EPDM, No Relief Valve
Popular Search Queries
Explore More
- CEP
- DELHI
- KEYSHAFT
- TRAMEX
- INTERNAL TOOL
- Magnetically Actuated Safety Interlock Switches
- Round Belts
- Trailer Accessories
- Voice Data Wiring Block Accessories
- Pressure Reducing Automatic Control Valves
- DWYER INSTRUMENTS BTLRN Series Long Reach Bimetal Thermometers
- ANSELL 40-400 Edge Blue White Nitrile Coated Gloves
- SALISBURY Class 00 Lineman Gloves Kit, 11 Inch, Blue
- RUD CHAIN Inox Star Eye Bolts, Metric Thread
- H.K. PORTER Center Cut Cutters, Industrial Grade
- APPROVED VENDOR #2-56 Fully Threaded Wide Slotted Binding Passivated Stainless Steel Rounded Machine Screws
- APPROVED VENDOR Silicone Sheets
- MERSEN FERRAZ 5.08kV Amp-Trap Bolt In Fuses
- LEVITON Hospital Grade Extra Heavy Duty Duplex Receptacles, Smooth Face
- ADAPT-ALL 9555 Series Tees, Female JIC Swivel
Contact us
Contact your account manager right away to get personal advice.
We're available Monday through Friday, from 07:30 until 17:00.
PARKER 647B-5-1/2-2 Pressure Control Valve, 235 To 450 Psi, 1/2 Inch Npt Port Size, 10 Gpm Max. Flow
€5,344.11 /unit


