Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number 3M991-3-8 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 3M991-3-8 It is listed as Screw Cap Hexagon Head. component manufactured by Safety Socket Llc, specifically under CAGE Code 82896. It is also accompanied by the NSN 5305014622739 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 5305 Screws.