Aavid Thermalloy push fit split collar heatsinks, designed to fit the TO-5 or TO-39 package type., Black anodised finish . Vertical mounting, Do użytku z = TO-5, Wysokość = 6.35mm, Wymiary = 19.05 x 6.35mm, Oporność termiczna = 54°C/W, Średnica = 19.05mm,