The Midland Haldex KN31250 is an air brake reservoir pressure relief valve designed to protect the braking system from damage caused by excessive pressure. The short-body design uses a 3/8" thread and carries a 150 PSI rating. Built from brass and stainless steel, this valve resists rust and corrosion for long service life in demanding environments. The Pure Air designation indicates suitability for clean air brake systems. Also referenced under OEM number N1178BB, as well as cross-references including TV31250, M1324, and HDX-KN31250, among others. Call us to confirm proper fit for your application.
Features
Pressure relief valve for air brake reservoir protection
Short body style with 3/8" thread size
150 PSI pressure rating
Pure Air system compatible
Brass and stainless steel construction resists rust and corrosion
OEM reference number N1178BB; also crosses to TV31250, M1324, HDX-KN31250
Tech Specs
- Body Style: Short
- Thread Size: 3/8"
- Pressure Rating: 150 PSI
- Application: Pure Air brake systems
- OEM Part Number: N1178BB
- Cross References: TV31250, M1324, HDX-KN31250, N1178A, N1178AB, N1178AC, VN1178BB
