Using the Request for Quote (RFQ) form provided on this page, you can request competitive procurement options on part number 28-40085-7 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 28-40085-7 It is listed as Stop Piston. component manufactured by York Industries Inc, specifically under CAGE Code 81616. It is also accompanied by the NSN 1650012417947 for ease of organization, the first digits of the NSN indicating that the part belongs to FSC 1650 Aircraft Hydraulic Vacuum and De-icing System Components.