The Hydraulic Tank Filler Cap with a lockable function is used to securely seal the filler port of the hydraulic tank while providing the additional feature of locking for added security. It helps to create a tight and secure seal when closed, preventing the ingress of contaminants such as dust, moisture, dirt, or debris into the hydraulic tank and ensures the preservation of hydraulic fluid quality. Attributes:• Provide a secure seal with the hydraulic tank to prevent leaks• Acts as a barrier against the entry of contaminants inside the tankApplications:The Hydraulic Tank Filler Cap provides a proper fit and secure attachment with the filler port and securely seals the hydraulic tank with a locking mechanism by protecting against potential damage.