Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number D309 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 D309 It is listed as Collar Shaft. component manufactured by Koehring Co Lorain Div, specifically under CAGE Code 59690. It is also accompanied by the NSN 3040003525818 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 3040 Miscellaneous Power Transmission Equipment.