The MX-170 from Vectron International is a OCXO with Frequency 5 to 15 MHz, Supply Voltage 5 or 12 V, Phase Noise 125 dBc/Hz@10 Hz, Frequency Stability ±8 to 1 ppb, Temperature Stability 0.4 to 0.8 ppb. Tags: Surface Mount. More details for MX-170 can be seen below.