Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number D20013-11ITEM13 found under Microcircuit Linear by Hy Cal Engineering. The National Stock Number assigned to this part is 5962013078888, 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 D20013-11ITEM13.