Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number 21402 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 21402 It is listed as Switch Box. component manufactured by Rolls Royce Marine, specifically under CAGE Code N1428. It is also accompanied by the NSN 5930014203049 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 5930 Switches.