Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number U530653 found under Insulator Plate by Triumph Thermal Systems Inc. The National Stock Number assigned to this part is 5970004423024, and the Federal Supply Class is 5970 Electrical Insulators And Insulating Materials. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like U530653.