Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 7445908-40 found under Curtain Window by San Antonio Air Logistics Center. The National Stock Number assigned to this part is 1680007829920, 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 7445908-40.