Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A040-99012 found under Spotlight by Arrow Safety Device Co. The National Stock Number assigned to this part is 6220011527042, and the Federal Supply Class is 6220 Electric Vehicular Lights And Fixtures. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like A040-99012.