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7700 920 003 Knorr-Bremse Compatible Compressor Safety Valve

7700 920 003

Summary

This compressor safety valve is designed for heavy commercial vehicle air brake systems. It features a 1/4 18 NPT port and is compatible with Knorr-Bremse pneumatic brake compressors, ensuring precise pressure relief and system stability. Equivalent to OE Knorr-Bremse K015499.

Product identifiers
EAN Code8699031086606
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Compatible OEM Codes

  • KNORR-BREMSE
    • K015499

Description

What does a compressor safety valve do?

This compressor safety valve serves as a critical component within the pneumatic air brake system, specifically designed to regulate internal pressure. By utilizing a mechanical opening mechanism via a calibrated spring, it prevents overpressure situations within the compressor assembly, protecting downstream components from potential damage.

Vehicle and system compatibility

The unit is engineered for compatibility with Knorr-Bremse pneumatic brake compressors. It is suitable for heavy commercial vehicle applications, including various truck and bus models used in professional fleet operations.

Installation and maintenance

Installation requires attention to the 1/4 18 NPT threaded connection to ensure a secure fitment to the compressor housing or air line. Technicians should verify that the relief pressure settings align with the specific requirements of the vehicle's air system during assembly.

System reliability

Regular inspection of the valve is recommended to ensure the spring mechanism and sealing surfaces remain free from debris, maintaining reliable pressure relief performance.

OE cross-reference

7700 920 003 (Compressor Safety Valve) is the equivalent of the Knorr-Bremse OE number. This part directly replaces Knorr-Bremse OE number K015499.

Technical Specifications

Technical Specifications
Port1/4 18 NPT/17 BAR

Other OEMs

KNORR-BREMSE

  • K015499

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
KNORR-BREMSE

FAQ

What is the function of this compressor safety valve?
The valve acts as a pressure relief mechanism, using a calibrated spring to prevent excessive pressure buildup within the air brake compressor system.
What connection type does this valve use?
This component features a 1/4 18 NPT threaded connection designed for integration into compressor housings or air lines.
Is this valve compatible with Knorr-Bremse systems?
Yes, this safety valve is designed to be compatible with Knorr-Bremse pneumatic brake compressors used in heavy commercial vehicles.
How can I know if the safety valve needs replacement?
Technicians should inspect for signs of air leakage around the threads or any failure in the mechanical spring response during pressure testing.
What are the OE reference numbers of this part?
7700 920 003 directly replaces Knorr-Bremse OE number K015499.