Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number E1700 found under Insulator Standoff by Advanced Technical Corporation. The National Stock Number assigned to this part is 5970000820418, 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 E1700.