Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number QS-2803 found under Jack Screw by Joyce Telectronics Corp. The National Stock Number assigned to this part is 5120014542114, 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 QS-2803.