Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number 11-56 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 11-56 It is listed as Breather. component manufactured by Porta Drill Inc, specifically under CAGE Code 66155. It is also accompanied by the NSN 2815004596241 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 2815 Diesel Engines and Components.