The Midland Haldex KN31300 is a short-body pressure relief valve designed for air reservoir installations on heavy-duty truck brake systems. It carries a 1/2" thread size and is rated to 150 PSI, providing overpressure protection before system damage can occur. The valve is constructed from brass and stainless steel, making it resistant to rust and corrosion in demanding under-hood environments. OEM cross-reference is N1178AC. Also referenced as MKN31300, MBIKN31300, RKN31300, and 08-01514, among others. Call us to confirm proper fit for your application.
Features
Short body style for space-restricted air reservoir installations
1/2" thread size for standard air system connections
150 PSI maximum pressure rating
Brass and stainless steel construction, rust and corrosion resistant
OEM cross-reference: N1178AC
Also referenced as MKN31300, RKN31300, 08-01514, and 930172
Tech Specs
- Body Style Short
- Thread Size 1/2"
- PSI 150
- OEM Part Number N1178AC
- Construction Brass and stainless steel
