The OTR 1/4" NPTF 150 psi Safety Pressure Relief Valve is the perfect solution for any application requiring a reliable and durable pressure relief valve. This custom-fit valve is designed to provide superior form and functionality, ensuring that it will perform reliably and safely in any environment. The valve is constructed from high-quality materials. With its easy installation and reliable performance, this is the perfect choice for any application. FleetPride is your First Click in Heavy Duty®.