The Midland Haldex KN31528 is a closed-body air brake pressure relief valve designed to protect air brake system components from damage caused by excessive pressure. Rated to 170 PSI, it uses a 1/4" thread connection and features a closed body style. Constructed of brass and stainless steel, this valve resists rust and corrosion for dependable long-term service. Also referenced as N1178EC, N1178EH, and RN1178EC. Call us to confirm proper fit for your application before ordering.
Features
Closed-body air brake pressure relief valve
170 PSI pressure rating
1/4" thread size
Brass and stainless steel construction resists rust and corrosion
OEM cross-reference: N1178EC, N1178EH, RN1178EC
Tech Specs
- Body Style: Closed
- Thread Size: 1/4"
- Pressure Rating: 170 PSI
- OEM Part Number: N1178EC
- Cross References: N1178EH, RN1178EC
