CRYSTAL 9.8304MHZ 18PF HC-49US; Frequency Nom:9.8304MHz; Crystal Case:Through Hole 11.05mm x 4.65mm; Frequency Stability + / -:30ppm; Load Capacitance:18pF; Frequency Tolerance + / -:20ppm; Product Range:QCL Series; Operating ;RoHS Compliant: Yes