The 132170RP is an SMA bulkhead jack to SMA reverse polarity jack adapter manufactured by Amphenol RF. This connector adapter features a brass body with gold plating and utilizes beryllium copper contact pins with Teflon insulation for reliable RF signal transmission. The adapter is designed with a 1/4–36UNS–2A threaded interface and includes a hex nut and lock washer for secure panel mounting. Key dimensional specifications include a body diameter of 10.20 mm (0.402 inches) and a total length of 22.20 mm (0.875 inches), with a recommended mounting hole diameter of 6.00 mm to 6.50 mm. This adapter is commonly used in RF and microwave applications where impedance matching and signal integrity between SMA connectors with reverse polarity configurations are required.