Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 505SP001 found under Resistor Fixed Film by Sandvik Wire And Heating Technology. The National Stock Number assigned to this part is 5905014865079, and the Federal Supply Class is 5905 Resistors. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 505SP001.