Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number D-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 D-120 It is listed as Block Step Machinists. component manufactured by Spx Corp, specifically under CAGE Code 80604. It is also accompanied by the NSN 5220013457645 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 5220 Inspection Gages and Precision Layout Tools.