Rosemount
Gauge Pressure
Differential Pressure
Absolute Pressure
Rosemount Level Transmitter
Yokogawa
ABB
E+H
HoneyWell
Micro Motion Coriolis
Rosemount
Yokogawa
E+H
Valves&Actuators
Description
The Fisher 630 Pressure Regulator is a spring-loaded regulator used for pressure reducing and low-pressure control in gas service applications. It is widely recognized by many users as the Big Joe gas regulator and is commonly selected for stable outlet pressure control, rugged construction, and field serviceability.
This page is suitable for both product reference and purchase inquiry. If you need faster quotation support, please send the full model code, body size, connection type, pressure range, or a clear nameplate photo.
Fisher 630
Key Features
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Commonly known as the Big Joe gas regulator
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Suitable for pressure reducing and low-pressure control
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Rugged construction for industrial gas applications
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Multiple body size and end connection options
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Practical for replacement, RFQ, and trade price inquiries
Specifications
| Specifications | Details |
| Product | Fisher 630 Pressure Regulator |
| Alternative Name | Big Joe Gas Regulator |
| Product Type | Pressure Regulator |
| Body Size & End Connections | NPS 1 and 2 / DN 25 and 50; NPT, ASME CL150 RF, CL300 RF, CL600 RF |
| Maximum Inlet Pressure | 1500 psig (103 bar) |
| Maximum Outlet Pressure | Up to 500 psig (34.5 bar) |
| Outlet Pressure Range | 3 to 500 psig (0.21 to 34.5 bar); available in 10 ranges |
| Pressure Registration | Internal |
| Temperature Capabilities | Nitrile (NBR), Nylon (PA), Neoprene (CR): -20 to 180°F (-29 to 82°C); Fluorocarbon (FKM), Perfluoroelastomer (PTFE): 0 to 300°F (-18 to 149°C) |
| Approximate Weights | 1-inch End Connection: 25 lbs (11.3 kg); 2-inch End Connection: 30 lbs (13.6 kg) |
| Typical Service | Gas pressure reducing and low-pressure control applications |
| Quotation Basis | Model code, body size, connection type, inlet / outlet pressure, and nameplate recommended |
Applications
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Industrial gas pressure reducing service
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Low-pressure control applications
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Fuel gas and general gas distribution systems
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Replacement of installed gas regulators
Selection Guide
Before sending an inquiry, please confirm the body size, end connection, inlet pressure, required outlet pressure, and temperature condition.
If the regulator is already installed on site, the model code or nameplate photo is usually the fastest way to confirm the correct configuration.
Support
JCSCMRO can support:
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630 regulator model confirmation
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Quotation by model code or nameplate
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Replacement inquiry support
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Trade price and RFQ handling
FAQ
Q1: What is needed for RFQ?
Please send the model code, pressure requirement, and quantity.
Q2: Can you quote by nameplate?
Yes, if the nameplate is clear.
Q3: Is Fisher 630 the Big Joe regulator?
Yes, many users call it Big Joe, but final confirmation should follow the model code.
Project & Procurement Support
JCSCMRO supports RFQ, model confirmation, and replacement inquiries for Fisher 630 regulators.
Please send the model code or nameplate photo for faster checking.
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