Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SE151A208R50 found under Resistor Variable N by Symmetricom Inc. The National Stock Number assigned to this part is 5905007999884, 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 SE151A208R50.