The VX-504 from Vectron International is a VCXO with Frequency 30 to 160 MHz, Frequency Stability ±30 ppm, Supply Voltage 3.135 to 5.25 V, Tuning Voltage 0 to 4.5 V, Current 25 to 35 mA. Tags: Surface Mount, Low G Sensitivity. More details for VX-504 can be seen below.