Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number ZR21 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 ZR21 It is listed as Semiconductor Device Diode. component manufactured by Diodes Inc, specifically under CAGE Code K1196. It is also accompanied by the NSN 5961000054708 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 5961 Semiconductor Devices and Associated Hardware.