width 65 mm height 18 mm plate thickness 4 mm length 37.5 mm thermal resistance Rth 7.8 - 3.4 K/W suitable for case TO-3 material black...

Heatsink star-shaped height 10 mm 44 K/W Aluminium Suitable for TO 5 Fischer SKK 510

Heatsink for TO 220 - black anodised aluminium Can directly be pressed onto transistors 25 K/W

Heatsink 29 x 11,5 x 37.5 mm Aluminium black anodised processed with holes for TO220 (horizontal mount) Rth 11.6 K/W Fischer SK 009