Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number Y8253-3 found under Packing Preformed by Ortman Fluid Power Quincy Compre. The National Stock Number assigned to this part is 5330007152441, and the Federal Supply Class is 5330 Packing And Gasket Materials. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like Y8253-3.