The FMXMB Series from Frequency Management International is a RF Quartz Crystal with Frequency 3.2 to 90 MHz, Frequency Tolerance ±30 ppm, Drive Power Level 50 to 1000 µW, Load Capacitance 8 to 60 pF, Shunt Capacitance 7 pF. Tags: Thru Hole. More details for FMXMB Series can be seen below.