Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 52Z68 found under Wrench Open End by L Tec Welding And Cutting Systems. The National Stock Number assigned to this part is 5120000761441, 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 52Z68.