Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number AE1 219 found under Microcircuit Linear by Whelen Engineering Company Inc. The National Stock Number assigned to this part is 5962011316658, and the Federal Supply Class is 5962 Microcircuits Electronic. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like AE1 219.