This threaded plug fit is designed for use with Cummins engines K19, K38, K50, N14, and NT855. It is a high-quality commercial truck part that is ideal for those in need of a replacement or for those looking to upgrade their existing part. The unit type is a single unit and it is manufactured in China. The manufacturer part number is 3176394. This product is perfect for those looking for a reliable and efficient threaded plug fit for their Cummins engine. It is easy to install and is designed to provide a secure fit for optimal performance. Whether you are replacing an existing part or upgrading your engine, this threaded plug fit is an excellent choice.