Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number EIA-3370 found under Test Kit Immunoglobulin Iga Igg by Drg International Inc. The National Stock Number assigned to this part is 6550015473078, 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 EIA-3370.