Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number ESC-138-1-041-1 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 ESC-138-1-041-1 It is listed as Screw Cap Hexagon Head. component manufactured by Energy Specialties Corporation Inc, specifically under CAGE Code 0JEX2. It is also accompanied by the NSN 5305013642422 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 5305 Screws.