The Midland Haldex KN31527 is a closed-body pressure relief valve for air brake reservoir and air line installations on heavy-duty trucks. Threaded at 3/8" NPT, it opens at 175 PSI to protect downstream components from damage caused by excessive system pressure. The valve body is constructed of brass and stainless steel, making it resistant to rust and corrosion in demanding service environments. Compatible with Pure Air Plus, PURest, and ModulAir air system configurations. OEM cross-reference N1178EE. Also referenced as AT31527, GTA-31527 or GTA31527, and N1178EC. Call us to confirm proper fit for your application.
Features
Closed-body pressure relief valve for heavy-duty air brake reservoir and air line installations
3/8" NPT thread size
175 PSI relief pressure rating
Brass and stainless steel construction resists rust and corrosion
Compatible with Pure Air Plus, PURest, and ModulAir air system configurations
OEM part number N1178EE; also referenced as AT31527, GTA-31527, and N1178EC
Tech Specs
- Body Style Closed
- Thread Size 3/8" NPT
- PSI 175
- Compatible Systems Pure Air Plus, PURest, ModulAir
- OEM Part Number N1178EE
- Cross References AT31527, GTA-31527 or GTA31527, N1178EC
