The M55339/04-00030 from Fairview Microwave is a In Series RF Adapter with Frequency DC to 11 GHz, Insertion Loss 0.5 dB, Insulation Resistance 5000 Mohms, Mating Cycles 500 Cycles, Temperature -65 to 165 Degree C. More details for M55339/04-00030 can be seen below.