Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number RQ15-1R5504 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 RQ15-1R5504 It is listed as Inverted Nut Tube Coupling. component manufactured by Senior Aerospace Ermeto, specifically under CAGE Code F0271. It is also accompanied by the NSN 4730142729302 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 4730 Hose Pipe Tube Lubrication and Railing Fittings.