Trailer Spring Brake Valve Replaces RSL110500 - Torque Replacement Spring Brake Chamber Valve Mfr. P/N: WA110500 By Sealco® Air Sping Brake Valve 3/8" NPT WA110500 Brake Valve Part Number :WA110500. Engineered with a factory-like design for effortless installation, ensuring a perfect match with your vehicle. Made of high-quality components for durability, reliability, and performance We supply drivetrain, brake, steering, electrical and hydraulic components to the heavy, duty aftermarkets. AUTOMANN SPRING BRAKE CONTROL (110500, RSL110500) - Walker's Trailer Sales All new product, no Remanufactured parts , Part number: WA110500 , ISO 9001:2008 Certification , Package Dimensions : 4., 5 L x 4., 5 W x 4., 75 H