This Male Union Elbow fit Cummins Engine K19 K38 NT855 QSK is a high-quality replacement part for commercial truck engines. It is manufactured in China and comes with a unit quantity of 1. The part number is 3419031 and it is designed to fit perfectly with the specified engine models. The elbow is a crucial part of the engine and this replacement part ensures that it operates smoothly and efficiently. It is compatible with other engines and components, making it a versatile choice for commercial truck owners.