Parker Pressure Control Valve: 10 gpm, 550 psi Max Set, Brass
Parker Soft-Seat Pressure Control Valves.
SKU 3G-OTH-173133
Also listed as: 637B6122 · 637B 6 1 2 2 · 637B-6-1-2-2
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
Need installation or engineering help?
Ask a question
Product Description
Parker Soft-Seat Pressure Control Valves.
Frequently Asked Questions
What is the Parker 637B-6-1/2-2 pressure control valve used for?
The Parker 637B-6-1/2-2 is a soft-seat pressure control valve used in hydraulic and pneumatic systems to regulate downstream pressure. It is commonly applied in industrial machinery, fluid power circuits, and process control where precise pressure limiting or reducing is required.
What are the specifications of the Parker 637B-6-1/2-2?
This Parker soft-seat pressure control valve has a flow capacity of 10 gpm, a maximum pressure setting of 550 psi, and a brass body with 1/2 in NPT ports. The manufacturer part number is 637B-6-1/2-2. It is designed for reliable pressure regulation in hydraulic systems.
Where to buy the Parker 637B-6-1/2-2 worldwide?
3G Electric supplies the Parker 637B-6-1/2-2 pressure control valve worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this Parker valve.
How to install the Parker 637B-6-1/2-2 pressure control valve?
Install the Parker 637B-6-1/2-2 by connecting the 1/2 in NPT ports to the system piping using appropriate thread sealant. Ensure the valve is oriented per the flow direction arrow. Adjust the set pressure by turning the adjustment screw while monitoring a downstream gauge. Always follow system pressure ratings.
Used in
Common applications for ParkerParker Products
3G Electric supplies Parker soft-seat pressure control valves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
