This O-Ring Distributor - 831520M1 is a high-quality Massey Ferguson part designed for use in various tractor models. This o-ring is intended for use in the distributor and is made with durable materials that ensure it lasts long. It is an important component for maintaining the performance of your tractor, as it helps to prevent oil leaks and ensure proper engine lubrication. This o-ring is an authentic Massey Ferguson part, so you can be assured of its quality and reliability. Purchasing this part from MasseyTractorParts.com comes with a 1-year warranty, so you can have peace of mind knowing that you are covered in case of any issues with the part.