OTTO Excavator Spare Parts Ex300-5 6Sd1T Oil Overflow Valve 1132193220 113219-3220 1-13219322-0 For Isuzu This product is an oil overflow valve designed for the Isuzu 6SD1T engine used in the Ex300-5 excavator. The part numbers associated with it are 1132193220, 113219-3220, and 1-13219322-0. This valve is crucial for regulating oil flow in the specified equipment, ensuring optimal performance and function.