Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number 21406 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 21406 It is listed as Adapter Switch Actuator. component manufactured by Amphenol Corporation, specifically under CAGE Code 77820. It is also accompanied by the NSN 5930004020057 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 5930 Switches.