Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 123ECP10059-505 found under Duct Assembly Branched by Scheidl Mfg Co Inc. The National Stock Number assigned to this part is 1680000011737, and the Federal Supply Class is 1680 Miscellaneous Aircraft Accessories And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 123ECP10059-505.