World American WA288239 Trailer Brake Supply Valve Type PP-7, 1/8 NPT Control & Supply 1/4 - Replaces Bendix BW286706, Haldex KN20025, Meritor R955288239, Torque TR288239, Tectran 14470, Freightliner

Short Summary: World American is the heavy duty and Export division of Midwest truck & auto parts, Inc. We supply drivetrain, brake, steering, electrical and hydraulic components to the heavy, duty aftermarkets. Specifically, We distribute manual transmission & transfer case components, differential components, complete rebuild kits, bearing kits, ring & pinion gear sets, cases, housings, Axles, Yokes, U-Joints, air brake valves, brake chambers brake hardware kits, air springs and more.Key FeaturesValve Type: PP-7 Trailer Supply ValvePop Pressure: 40 PSINon-Override: 25 PSISupply Port: 1/8"" NPTControl Port: 1/8"" NPTDelivery Port: 1/4"" NPTExhaust: PluggedThread Type: NPTApplications Used in tractor-trailer air brake systems to control trailer air supply. Designed for heavy-duty commercial trucks, fleet vehicles, and long-haul applications requiring PP-7 style trailer supply valves. Replaces OEM & Aftermarket Part NumbersBendix: 286706, 287282, 288239, 288721, 289120Velvac: 032030, 034051Haldex: KN20025, 288239XAutomann: 170.288239, AM170288239Meritor: R955288239Navistar: 1693143C, BAN288239Volvo: 3946096Mack: 20-QE-1283-R, 20-QE-3139-RTramec Sloan: 401136Wabco: 9710800020Quality & Compliance Manufactured by World American to meet or exceed OEM specifications. Designed for reliable performance in demanding air brake environments. Suitable for professional repair, fleet maintenance, and aftermarket replacement needs.

• Precision-engineered World American WA288239 Trailer Supply Valve, Type PP-7, provides dependable brake control with 1/8" NPT control and supply ports and a 1/4" NPT delivery port for commercial trailers.
• Features a .875 x 20-inch NPT thread, a non-override setting at 25 PSI, and pop pressure at 40 PSI. Control and supply port diameter: 0.125", delivery port diameter: 0.25", and exhaust port is plugged.
• Built for safety and compatibility in trailer brake systems, the valve includes durable internals and meets OE specifications for long-lasting performance.
• Direct replacement for major OEM brands including Bendix 288239N, Haldex KN20025, Meritor R955288239, and more, ensuring reliable fitment and operation.
• Includes 1x PP-7 style trailer supply valve. Ideal for fleets, heavy-duty truck repair, and OE replacement. Complies with Proposition 65. UPC: 00698231208731.