The ECS-240-10-36B-7KM-TR from ECS Inc. International is a RF Quartz Crystal with Frequency 24 MHz, Frequency Stability ±10 ppm, Frequency Tolerance ±7 ppm, Load Capacitance 10 pF, Equivalent Series Resistance 50. Tags: Surface Mount. More details for ECS-240-10-36B-7KM-TR can be seen below.