Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number 21-45S 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 21-45S It is listed as Float Carburetor. component manufactured by Acf Industries Inc Carter Carbur, specifically under CAGE Code 71500. It is also accompanied by the NSN 2910003537832 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 2910 Engine Fuel System Components Nonaircraft.