The XTAL49USBC-ET-30MHz-A from Dynamic Engineers is a RF Quartz Crystal with Frequency 30 MHz, Frequency Stability ±100 ppm, Drive Power Level 50 uW to 1 mW, Load Capacitance 15 pF, Shunt Capacitance 7 pF. Tags: Thru Hole. More details for XTAL49USBC-ET-30MHz-A can be seen below.