Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number 40439 D 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 40439 D It is listed as Shield Rear. component manufactured by Canberra Dover Inc, specifically under CAGE Code 06442. It is also accompanied by the NSN 7021010785736 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 7021 ADP Central Processing Unit CPU Computer Digital.