Haldex KN23000 One-Way Air Brake Check Valve 1/2 Inch NPT

The Haldex KN23000 is a heavy-duty one-way check valve designed for air brake systems in commercial trucks, trailers, and heavy-duty vehicles. This valve permits airflow in one direction only, making it essential for applications where pressures must be isolated and prevented from flowing back through the system.

Key Features:

• 1/2 inch NPT male inlet x 1/2 inch NPT female outlet
• Overall length: 2.47 inches
• Heavy-duty construction for reliable performance
• Prevents backflow and isolates pressure in air brake systems
• Commonly used on pup trailer dollies and air brake reservoirs
• Recommended for use on compressor discharge applications

Manufactured by Haldex with superior components and exacting quality standards, this genuine check valve meets or exceeds OEM specifications. The valve features male-female thread configuration for easy installation in air brake lines. OEM part number N13526AJ cross-references to multiple manufacturers including Midland, Meritor, Mack, Kenworth, and others. Compatible repair kit: RN10CH.