The 3314J-1-102E with Trimmer Resistors - SMD 1K 20% 4MM SQ SMT SINGLETURN manufactured by Bourns is a single-turn, surface mount trimming resistor. It is designed to provide adjustable resistance in electronic circuits. This resistor is rectangular with sides measuring 4mm in length and constructed of SMD (Surface Mount Device). It has an adjustable resistance range of 1 kO with a 20% tolerance. The package also contains an internal stop to prevent over-rotation and possible damages. It is suitable for use in applications such as radio and TV tuners, cameras, medical devices, instrumentation, and more.