PT02A-16-23S is a miniature cylindrical box mounting receptacle connector from Amphenol's PT Series, designed for reliable signal and power transmission in compact applications. This connector features a shell size 16 with a 16-23 insert arrangement containing 22 contacts of size 16, supporting insert rotation positions at 158 degrees and 270 degrees for flexible installation configurations. The connector utilizes bayonet coupling with solder contacts and is classified under MIL-DTL-26482 Series 1 specifications, ensuring compatibility with military and industrial standards. The PT02 box mounting receptacle is commonly used in aerospace, defense, and industrial equipment where space constraints and reliable electrical connections are critical requirements.