Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 37875-40210-10 found under Electronic Module S by Aai Corporation. The National Stock Number assigned to this part is 5963015348694, and the Federal Supply Class is 5963 Electronic Modules. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 37875-40210-10.