Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number QB80016-6 found under Jaws Vise by Aero International Incorporated. The National Stock Number assigned to this part is 5120002123372, 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 QB80016-6.