09-3010-1-0316 is an insulated shorting plug designed for phone tip applications. It features a 0.040" diameter brass pin with gold plating and blue polypropylene insulation, with a dimension "A" of 0.200". The plug construction includes precision tolerances of ±0.001" to ±0.002" on critical dimensions. This shorting plug is commonly used in audio, telecommunications, and test equipment applications where reliable signal shorting and insulation are required.