Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 9781 found under Wrench Lamp Searchlight by Carlisle And Finch Company The. The National Stock Number assigned to this part is 5120011622912, and the Federal Supply Class is 5120 Hand Tools Nonedged Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 9781.