Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 5011879 found under Transmitter Tempera by Tymco International Inc. The National Stock Number assigned to this part is 6620012449631, and the Federal Supply Class is 6620 Engine Instruments. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 5011879.