Adjustable air pressure regulator valve rated for 10–125 PSI output; ensures consistent and safe pressure management in air brake and ABS systems on heavy-duty trucks and trailers. Designed with standard 3/8-inch NPT inlet and outlet ports; NPT thread for secure, leak-free fitment in a wide range of commercial air brake setups. Durable construction for high performance under demanding conditions; compatible with air brake systems using ABS pressure regulation. Measures with 0.375-inch port diameter; built to OEM performance and dimensional specs to ensure seamless fit and reliable pressure regulation. Direct replacement for numerous OE and aftermarket parts including Bendix 217380, Velvac 032060, Haldex KN31070, Meritor RKN31070, Automann 170.KN31070, and more.