Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number 99899-3042B10 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 99899-3042B10 It is listed as Coupler Directional. component manufactured by L 3 Communications Corporation, specifically under CAGE Code 99899. It is also accompanied by the NSN 5985004658112 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 5985 Antennas Waveguides and Related Equipment.