Industrial PILOT-UNLOADER-VALVE-1/2-1/2-30CFM Check Valve

Description:

The Pilot Unloader Check Valve for Gas Powered Air Compressors 1/2" × 1/2" 30 CFM is used in air compressor systems to regulate tank pressure and provide automatic unloading during startup and shutdown. Commonly installed on gas-powered reciprocating air compressors, pressure tanks, and compressor pump assemblies to prevent backflow and reduce starting load on the engine. Maintenance teams and equipment owners use this check valve for compressor repairs, system retrofits, and replacement of worn or leaking valves.

Applications:

The Pilot Unloader Check Valve is widely used in gas-powered air compressor systems requiring automatic pressure unloading and one-way airflow control. It is commonly found on portable air compressors, shop compressors, contractor-grade equipment, and industrial compressed air systems where reliable pressure regulation and easy engine starting are critical for efficient operation.

Technical Specifications:

• Manufacturer: Generic / Various Manufacturers
• Product Type: Pilot Unloader Check Valve
• Connection Size: 1/2 in NPT Inlet × 1/2 in NPT Outlet
• Maximum Flow Capacity: 30 CFM
• Application: Gas Powered Air Compressors
• Function: Pressure Relief and Backflow Prevention
• Valve Type: Combination Check Valve and Unloader Valve
• Material: Brass Body
• Operating Pressure: Typically up to 175 PSI
• Flow Direction: One-Way
• Mounting Type: Inline Threaded Connection
• Media: Compressed Air
• Compatible Equipment: Reciprocating Air Compressors and Pressure Tanks
• Features: Automatic Unloading, Reduced Engine Starting Load, Corrosion Resistant Construction
• Industry Use: Automotive, Construction, Manufacturing, and General Industrial Applications
• Status: Standard Industrial Replacement Component

Common Replacements:

• Conrader STV Series
• Conrader HCV Series
• Campbell Hausfeld CW209300AV