Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number RS2-50K found under Resistor Variable N by Rockwell Automation Inc. The National Stock Number assigned to this part is 5905008421366, 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 RS2-50K.