Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number 77-440RM 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 77-440RM It is listed as Amplifier Audio Frequency. component manufactured by Telephone Systems Communications, specifically under CAGE Code 10241. It is also accompanied by the NSN 5996010646134 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC .