The 1.85-KFD80509 from Talent Microwave Inc is a RF Connector with Frequency DC to 65 GHz, Operating Temperature -55 to 165 Degree C, Pin Diameter 0.009 Inches, Voltage Rating 500 V, VSWR 1.25:1. Tags: Standard. More details for 1.85-KFD80509 can be seen below.