Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number 427644-1 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 427644-1 It is listed as Filter Band Suppression. component manufactured by White Instruments Inc, specifically under CAGE Code 03945. It is also accompanied by the NSN 5915000272363 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 5915 Filters and Networks.