Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number 50-7978-53 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 50-7978-53 It is listed as Seal Plain. component manufactured by D J Engineering Inc, specifically under CAGE Code 0C7H8. It is also accompanied by the NSN 5330013708815 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 5330 Packing and Gasket Materials.