Skip to content
301.03.0063 Air Dryer Valve, Brake System

3337 Views Updated

301.03.0063 Compatible Air Dryer Valve

301.03.0063

Summary

This heavy-duty air dryer valve is designed for reliable air brake system performance. It features a 24 V heater, M22x1,5 and M12x1,5 port configurations, and is built to operate under 10 BAR pressure to protect braking components from moisture and contaminants. Equivalent to OE Knorr-Bremse K002174.

Product identifiers
EAN Code8699031080260
Ready to Order
Get Information
Share
WhatsApp Facebook X LinkedIn

Compatible OEM Codes

  • KNORR-BREMSE
    • LA 8298
    • K158598N02
    • K158598N00
    • K158598
    • K002174N50
    • K002174N48
    • K002174N00
    • K002174

Description

What does an air dryer valve do?

This air dryer valve plays a critical role in maintaining the integrity of the pneumatic brake system. By managing air flow and moisture separation, it ensures that contaminants do not reach sensitive brake components, preventing corrosion and freezing in heavy commercial vehicle applications.

System compatibility and technical specifications

This component is designed for compatibility with Knorr-Bremse systems. It is engineered to operate effectively at 10 BAR pressure, utilizing specific port sizes including M22x1,5 and M12x1,5 to ensure a secure fitment within the air brake circuit.

Installation and maintenance guidance

For optimal performance, technicians should verify the 24 V heater functionality during routine inspections to prevent moisture buildup in cold climates. Proper installation of these high-strength components helps maintain consistent braking pressure across the entire pneumatic system.

Operational reliability

Regularly checking the valve for any signs of leaks or pressure drops can help prevent unexpected system failures in heavy commercial vehicles. Consult your authorized distributor for more information.

OE cross-reference

301.03.0063 (Air Dryer Valve Air Dryer Valves) is the equivalent of the Knorr-Bremse OE numbers. This part directly replaces Knorr-Bremse OE numbers K002174, K002174N00, K002174N48, K002174N50, K158598, K158598N00, K158598N02, LA8298.

Technical Specifications

Technical Specifications
Heater24 V
Port 1M22x1,5
Port 21M22x1,5
Pressure10 BAR
Port 22M12x1,5
Port 4/23M12x1,5

Other OEMs

KNORR-BREMSE

  • LA8298
  • LA 8298
  • K158598N02
  • K158598N00
  • K158598
  • K002174N50
  • K002174N48
  • K002174N00
  • K002174

Related Products

Repair Kits

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
KNORR-BREMSE

FAQ

What is the function of this air dryer valve?
It manages the removal of moisture and contaminants from the compressed air system to protect the brakes from corrosion and freezing.
What are the technical port specifications?
The unit features M22x1,5 ports (Port 1 and Port 21) and M12x1,5 ports (Port 22 and Port 4/23) for precise integration.
Does this valve include a heater?
Yes, this specific model is equipped with a 24 V heater to ensure reliable operation in cold weather conditions.
What pressure rating is this component suitable for?
This component is designed to operate effectively at a pressure of 10 BAR within heavy commercial vehicle air systems.
What are the OE reference numbers of this part?
301.03.0063 directly replaces Knorr-Bremse OE numbers K002174, K002174N00, K002174N48, K002174N50, K158598, K158598N00, K158598N02, LA8298.