Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 20202030 found under Retaining Cap Insulation by Thurston And Sons Incorporated. The National Stock Number assigned to this part is 5450013706720, and the Federal Supply Class is 5450 Miscellaneous Prefabricated Structures. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 20202030.