Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number E8-9A21 found under Handle Hydraulic Jack by Hein Werner Corp. The National Stock Number assigned to this part is 5120003576106, 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 E8-9A21.