The CR69/U-Series from Wi2Wi is a Space Qualified Crystal with Frequency Range 2.9 to 25 MHz, Equivalent Series Resistance 25 to 180 Ohms, Shunt Capacitance 7 pF, Load Capacitance 30 pF, Operating Temperature Range -40 to 90 Degree C. Tags: Through Hole. More details for CR69/U-Series can be seen below.