Alternate Part Numbers: GP194 RN219 E15729. Assisting over 90,000 clients internationally, we meticulously manage our global supply-chain network daily, to satisfy their and your needs. We work with manufacturers and suppliers all over the world to deliver the products you need, when and as you need them. During more than a decade of operation DiscTech has built the most trusted brand in I. Solutions, providing support for industry leaders such as NASA, Boeing, Ford, Harvard Medical School & MIT.