Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number DF1 3.9KOHM 5PCT found under Resistor Fixed Film by Vishay Dale Electronics Inc. The National Stock Number assigned to this part is 5905002402747, 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 DF1 3.9KOHM 5PCT.