ML5053 – Malico Inc. Home » Passive Heat Sink » ML Series » ML5053 – Malico Inc. :: ML 5053 :: Dimension Model No. L x W (mm) Height (mm) Weight (grams) CAD ML 5053-30 50 x 53 30 63 By request ML 5053-51 50 x 53 51 92 By request Home » Passive Heat Sink » ML Series » ML5053 – Malico Inc. Material : Aluminum 6063 Finish : Nature anodize Remarks : Model number ML 5053-30 indicate 50 x 53mm is package footprint and 30 mm is overall height , all the dimensions are in arithmetic , the drawing overall height is real dimension :: Rth (oC/W) :: Air Velocity / Rth ( oC/W ) 200(LFM) 400(LFM) 600(LFM) ML 5053-30 0.95 0.56 0.35 ML 5053-51 0.80 0.46 0.28