Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number 1-4-20UNCX2-1-2 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 1-4-20UNCX2-1-2 It is listed as Screw Externally Relieved Body. component manufactured by Ferry Cap And Set Screw Company The, specifically under CAGE Code 84513. It is also accompanied by the NSN 5305011171309 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 5305 Screws.