Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number 15139 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 15139 It is listed as Ring Retaining. component manufactured by Middleby Marshall Inc, specifically under CAGE Code 50703. It is also accompanied by the NSN 5325012576040 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 5325 Fastening Devices.