Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number 3740 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 3740 It is listed as Washer Lock. component manufactured by Tpi Corp, specifically under CAGE Code 53715. It is also accompanied by the NSN 5310013532662 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 5310 Nuts and Washers.