Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 847 R1 IAA02 found under Control Temperature Indicating by Eurotherm Inc. The National Stock Number assigned to this part is 6685013412159, 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 847 R1 IAA02.