Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number 4-250A with rapid responses always offered by our staff. To ensure that you locate and procure exactly what you need with ease, we list parts with as much information as we can. For example, part number 4-250A It is listed as Electron Tube. component manufactured by Philips Semiconductors Inc, specifically under CAGE Code D2540. It is also accompanied by the NSN 5960008872618 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 5960 Electron Tubes and Associated Hardware.