Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 70504 found under Adapter Assembly Pu by Eaton Aerospace Ltd. The National Stock Number assigned to this part is 2520011923642, and the Federal Supply Class is 2520 Vehicular Power Transmission Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 70504.