Description
Overview

Fisher Type 630 “Big Joe” pressure regulator (side view)
The Fisher 630 Big Joe regulator is built for reliable pressure control in industrial gas systems. This direct-operated, spring-loaded unit handles high inlet pressures (up to 1500 psi ) and delivers precise reduced outlet pressure. It works with natural gas, air and other gases , making it ideal for first-stage distribution or demanding industrial applications.

Top view of a Fisher 630 regulator with nameplate and documentation.
Specification |
Details |
|---|---|
| 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) |
The Type 630 features rugged construction and can operate over a wide temperature range. It provides better low-pressure control and supports sour gas service , ensuring long-term durability. Each regulator comes with a traceable nameplate and documentation for easy maintenance in the field.
Supply & Availability
As an experienced supplier, we stock Fisher 630 regulators in standard sizes (1″ and 2″ connections) and pressure ranges. Many units are ready to ship from our warehouse. We can also configure them as safety relief valves in the field . Contact us for availability and customized solutions to meet your project needs.
We welcome inquiries regarding pricing, availability, and bulk orders.

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