Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 7440 found under Sander Finishing Electric Portab by Black And Decker Corp. The National Stock Number assigned to this part is 5130010280932, and the Federal Supply Class is 5130 Hand Tools Power Driven. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 7440.