Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 40145-90087 found under Filter Band Pass by Aai Corporation. The National Stock Number assigned to this part is 5915013046657, and the Federal Supply Class is 5915 Filters And Networks. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 40145-90087.