Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number R180H2 1-8IDX3-4WALL found under Insulation Thermal Special Purpo by Rbx Industries Inc. The National Stock Number assigned to this part is 1420003096611, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like R180H2 1-8IDX3-4WALL.