Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number IC1000D-R1 found under by Systemware Incorporated. The National Stock Number assigned to this part is 7042015711885, and the Federal Supply Class is 7042 Mini And Micro Computer Control Devices. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like IC1000D-R1.