Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number HDC-120 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 HDC-120 It is listed as Damper With Actuato. component manufactured by Greenheck Fan Corp, specifically under CAGE Code 51704. It is also accompanied by the NSN 1660015978885 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 1660 Aircraft Air Conditioning Heating and Pressurizing Equipment.