Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number K250 1IN found under Tape Insulation Electrical by Saint Gobain Performance Plastics. The National Stock Number assigned to this part is 5970011176390, 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 K250 1IN.