Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number IM-0426-1588-001 found under Heating Element Electrical Nonim by In Mar Systems Inc. The National Stock Number assigned to this part is 4520013864552, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like IM-0426-1588-001.