Aavid-Thermalloy-HF20-13-1-C-W-Push-In-Heat-Sink-for-TO-220-Aavid-Thermalloy-HF20-p-An-extruded-push-in-type-heat-sink-with-integral-spring-clip-and-solderable-tabs-Suitable-for-use-with-TO-220-and-TO-220-single-gauge-type-components-p-Aavid-Thermalloy-HF20-Heat-Sink-for-TO220-13-1-C-W-Push-in-Type