Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A-A-59158 TY3CL1STA found under Inserter Screw Thread Insert by General Services Administration. The National Stock Number assigned to this part is 5120000509731, 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 A-A-59158 TY3CL1STA.