This elbow hose coupling is designed to fit Cummins engines K19, K38, K50, N14, and NT855. It is a high-quality unit that is perfect for any commercial truck owner looking to replace their existing hose coupling. The manufacturer part number for this unit is 3084828 and it is made in China. This elbow hose coupling is a essential component for any truck's engine and transmission system. It is sold as a unit and comes with a quantity of 1. Purchase this elbow hose coupling today and ensure that your truck's engine is running smoothly.