Catalog > Electro-Mechanical Components > Heatsinks > Finger Shaped Finger Shaped Heatsinks for Finger Shaped Heatsinks Finger Shaped Heatsinks Part No: FK318SA Call for Price (Quoting) Add to Cart Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Specifications Material: Die-casting aluminium Width: 46 mm Height: 31.8 mm Length: 46 mm Thermal Resistance: 4.8 K/W Surface: Black Lacquered Version: Without Perforation