Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number AIR-10048 found under Ring Piston by Sargent Aerospace. The National Stock Number assigned to this part is 4310011824429, and the Federal Supply Class is 4310 Compressors And Vacuum Pumps. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like AIR-10048.