Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 36-0018 found under Key Socket Head Screw by Tri Tool Inc. The National Stock Number assigned to this part is 5120016002743, 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 36-0018.