Catalog > Electro-Mechanical Components > Heatsinks > Finger Shaped for TO-220 Finger-Shaped Heatsink for TO-220 Finger-Shaped Heatsink FK235SAL1 Finger-Shaped Heatsink for TO-220 • pattern Drilled • Rth= 16 K/W • Length : 28mm • Black Anodised surface 21.03 ZAR inc for 1 Each 49 in Stock Add Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Features for Transistors in Plastic Case Additional Information Drilling Pattern Drilled Thermal Resistance 16 K/W Length 28mm Surface Type Black Anodised