Air Brake Reservoir Pressure Relief Protection Valve 85 PSI for Heavy Duty Trucks Replaces Bendix 286500 Haldex KN31010 Velvac 034037 Automann 170286500 Mack 20QE2159R Navistar BAN286500 World American WA286500
✔️ PR-4 valve with 85 PSI closing pressure, 1/4-inch NPT ports, and direct OE replacement for heavy-duty reliability, built for fleet and linehaul use
This 85 PSI pressure protection valve is a key component in air brake systems, designed to maintain consistent pressure and prevent losses in auxiliary circuits. It's commonly used in heavy-duty trucks, trailers, buses, and vocational vehicles to ensure safe, dependable braking under tough road conditions.
✅ 85 PSI nominal closing pressure for steady air brake operation in demanding environments✅ PR-4 valve type with 1/4-inch NPT supply and delivery ports for easy integration into standard commercial setups
✅ Made from durable materials to handle harsh fleet conditions, offering long-lasting performance as a direct OE replacement
✅ Compatible with various heavy-duty applications, including tractors and trailers, by matching multiple part numbers like Bendix 286500 and Haldex KN31010
💡 What does a pressure protection valve do in heavy-duty air brake systems? This component keeps reservoir pressure stable to avoid drops that could affect braking. - It safeguards against auxiliary circuit failures in commercial trucks - Helps maintain reliable performance during long hauls or tough terrain - Acts as a simple yet effective fix for common pressure-related issues - Ensures compliance with safety standards without extra complexity