Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number L21495 found under Insulator Nozzle by General Electric Co. The National Stock Number assigned to this part is 5970010146085, 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 L21495.