Harris Model 25GX Single Stage Propane Regulator CGA 510P (Male) 25GX-50-510P - 3000450

Harris Products Group
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Model 25GX single-stage regulator is designed to be the next generation workhorse of the Harris industrial line. It features larger, easy-to-read gauges and an ergonomic adjusting knob that also shields the adjusting mechanism from contaminants. Can be used with any of the other welding grade liquid petroleum gases. NOT FOR USE WITH ACETYLENE.


  • High end features for economical price
  • Workhorse of Harris industrial regulator line
  • Ergonomic ABS plastic knob for easy grip and precise adjustment
  • Brass body and chrome-plated zinc bonnet for longer service life
  • Neoprene diaphragm for better pressure control
  • 2.5" Steel dual scale easy-to-read gauges
  • One-piece encapsulated seat design with internal filter to protect the PTFE Teflon® seat from particulate contamination
  • UL® listed
  • Designed specifically for propane service, but can be used with any of the other welding grade liquid petroleum gases. NOT FOR USE WITH ACETYLENE

General Equipment

Equipment Classification Light Industrial/Commercial
Adjusting Knob ABS plastic
Adjusting Screw Brass
Body Brass
Bonnet Chrome plated zinc
Certification CGA E-4
UL® listed
Cv 0.17
Delivery Pressure Gauge (PSIG) 60
Delivery Pressure Range (PSIG) 0 - 50
Diaphragm Neoprene
Duty Medium to heavy
Gas / Gas Service Liquid Petroleum (LPG)*
Gauges 2.5" Steel dual scale
Inlet Connection CGA 510P
Maximum Inlet Pressure (PSIG) 500
Recommended Items/Accessories Steel Gauge Guard - Red (Fuel) - PN 4300238
Steel Gauge Guard - Green (Oxygen) - PN 4300239
Seat PTFE Teflon®
Supply Pressure Gauge (PSIG) 400

Gas Regulation

Nozzle Brass
Outlet Connection 9/16" - 18 LH
Pressure Regulation PSIG/100 PSIG 0.20 psig


Typical Application Construction
Railroad Maintenance
Cross Country Pipeline
Armor Plate (Military)
Construction & Field Erection
Elevated Temperature Piping
Galvanized Steel
Gasification Plants
General Fabrication
Glass Industry
Heat Exchangers
Heavy Equipment
Heavy Fabrication
High Pressure Piping
High Temperature
High-strength Pipe
LPG & LNG Storage Vessels
Maintenance & Repair
Marine Applications
Marine Fabrication & Repair
NACE Applications
Oil & Gas
Petrochemical Industry
Petroleum Processing
Pharmaceutical Equipment
Pipeline & Offshore
Power Generation
Power Plants
Pressure Vessels
Process Piping
Railcar Fabrication
Railing Industry
Casting Repair
Repair Welding
Robotics/ Hard Automation
Structural Fabrication
Structural Welding


Warranty 7 Years

Custom Field

Series 25GX
Gas Propane
Max Inlet PSIG 3000
Delivery Pressure 0 - 145
Inlet Connection CGA 540
Outlet Connection 9/16" - 18 RH

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