Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number NAS1581C4R24 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 NAS1581C4R24 It is listed as Screw Close Toleran. component manufactured by National Aerospace Standards Com, specifically under CAGE Code 80205. It is also accompanied by the NSN 5305015366942 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 5305 Screws.