Fortpro PR-4 Type Pressure Protection Valve Replacement for Haldex KN31001, Mack 20QE2128 | F224671

• Part OEM: Haldex KN31001
• Part: PR-4 Type Pressure Protection Valve
• Supply Port: (1) 1/4” P.T.
• Delivery Port: (1) 1/4” P.T.
• Open: 65 PSI
• Closed: 45 PSI
• Material: Die Cast Zinc
• Notes: This valve is designed to preserve enough air for braking in case of a breakaway or an important leak

• Automann: 170.KN31000
• Bendix: 277146
• Haldex: KN31001
• International-Navistar: 356596C91
• Mack: 20QE2128
• Meritor: R90555396
• PAI: EM36850

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