Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CT0202-.500 found under Tube Insert by R Kern Engineering And Mfg. The National Stock Number assigned to this part is 4710011455169, and the Federal Supply Class is 4710 Pipe Tube And Rigid Tubing. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like CT0202-.500.