Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number 653-6644 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 653-6644 It is listed as Sicherungsplatte. component manufactured by Rohde And Schwarz Inc, specifically under CAGE Code D0894. It is also accompanied by the NSN 5310121882685 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 5310 Nuts and Washers.