Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number AMS QQ A 250 4 T81 0 100X48X12 found under Sheet Metal by Society Of Automotive Engineers Inc. The National Stock Number assigned to this part is 9535015317138, and the Federal Supply Class is 9535 Plate Sheet Strip And Foil Nonferrous Base Metal. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like AMS QQ A 250 4 T81 0 100X48X12.