SM4930 is an SMA female to SMA female 4-hole flange adapter from Fairview Microwave designed for RF/microwave interconnect applications. The adapter operates across a frequency range from DC to 27 GHz, with VSWR performance of 1.1:1 maximum from DC to 18 GHz and 1.2:1 maximum from 18 to 27 GHz. It features gold-plated beryllium copper contacts with PTFE insulation, passivated stainless steel outer contacts, and meets MIL-STD-348 interface specifications with 500 mating cycles rated per connector. The mechanical design includes a straight body geometry with 4-hole flange mount configuration, measuring 0.9 inches (22.2 mm) in length, 0.5 inches (12.7 mm) in width and height, and weighing 0.014 lbs (6.35 g). This adapter is ideal for general-purpose test applications, rack-mounted equipment, and panel mount installations where external enclosure connections are required.