Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number NO PRIMARY REF 12-172-9706 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 NO PRIMARY REF 12-172-9706 It is listed as Washer Lock. component manufactured by The Design Control Authority, specifically under CAGE Code IREF0. It is also accompanied by the NSN 5310121729706 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 5310 Nuts and Washers.