Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 50W2HUL0AIRA0B7AA found under Meter Fluid Flow Electromagnetic by Endress Hauser Inc. The National Stock Number assigned to this part is 6680014710354, 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 50W2HUL0AIRA0B7AA.