Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number M20-1 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 M20-1 It is listed as Washer Clamp Valve. component manufactured by Dresser Industries Inc, specifically under CAGE Code 35301. It is also accompanied by the NSN 5310003936802 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 5310 Nuts and Washers.