The MSS60,CR53-E45 from Cobham Metelics is a RF Schottky Diode with Peak Reverse Voltage 3.5 V min.@10 mA, Forward continuous Current 50 mA, Forward Voltage 0.55 to 0.7 V, Current 50 mA, Power Dissipation 150 mW. Tags: Surface Mount, N Type. More details for MSS60,CR53-E45 can be seen below.