Parker 647B-3-1/2-2 Soft-Seat Pressure Control Valve
The PARKER 647B-3-1/2-2 is a soft-seat pressure control valve in stainless steel, rated for 10 gpm with a 90 psi maximum set point and 1/2 in NPT connections. This valve is designed for precise pressure regulation in…
SKU 3G-OTH-173129
Also listed as: 647B3122 · 647B 3 1 2 2 · 647B-3-1-2-2
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
The PARKER 647B-3-1/2-2 is a soft-seat pressure control valve in stainless steel, rated for 10 gpm with a 90 psi maximum set point and 1/2 in NPT connections. This valve is designed for precise pressure regulation in industrial fluid systems.
Frequently Asked Questions
What is a Parker 647B-3-1/2-2 pressure control valve used for?
The Parker 647B-3-1/2-2 is a soft-seat pressure control valve used to regulate system pressure in hydraulic and pneumatic circuits. Its stainless steel construction and 1/2 in NPT ports suit industrial applications requiring corrosion resistance, such as chemical processing or marine systems.
What are the specifications of the Parker 647B-3-1/2-2 valve?
This Parker valve has a 10 gpm flow capacity, a maximum set pressure of 90 psi, and a 1/2 in NPT connection. The body is stainless steel, and the soft-seat design provides leak-tight shutoff. The manufacturer part number is 647B-3-1/2-2.
Where to buy a Parker 647B-3-1/2-2 valve worldwide?
3G Electric supplies the Parker 647B-3-1/2-2 pressure control valve to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this stainless steel, 1/2 in NPT valve.
How to install a Parker soft-seat pressure control valve?
Install the Parker 647B-3-1/2-2 valve in-line with flow direction per the arrow on the body. Use thread sealant on the 1/2 in NPT ports and tighten to manufacturer torque specs. Adjust the set pressure by turning the adjustment screw while monitoring downstream pressure.
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.
