The Baldwin 5 5/16" Hydraulic Filter Base is designed to provide a secure mounting and protect the hydraulic filter from damage. This filter base helps to extend the lifespan of the hydraulic filter and reduce the risk of leaks by providing a secure fit. It features an inlet connection size of 1" NPT and an outlet connection size of 1" NPT. Constructed from durable and corrosion-resistant materials, this filter base meets all the necessary safety and performance standards. FleetPride is your First Click in Heavy Duty®.