The LG Heat Sink - 4921QP1052B is the correct replacement for the following model numbers.
Heat Sink Assembly
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50PC1DR
50pc1dr
50PC1DRA
50pc1dra
50PC1DRAUA
50pc1draua
50PC1DRUA
50pc1drua
50PC3D-K
50pc3d-k
50PC3DB
50pc3db
50PC3DBUE
50pc3dbue
50PC3DBUL
50pc3dbul
50PC3DDUE
50pc3ddue
50PC3DH
50pc3dh
50PC3DHUD
50pc3dhud
50PC3DUD
50pc3dud
50PC3DUE
50pc3due
50PM1M
50pm1m
50PM1M-K
50pm1m-k
50PM1MUC
50pm1muc
50PX1D
50px1d
50PX1DH
50px1dh
50PX1DHUC
50px1dhuc
50PX1DUC
50px1duc
50PX2DC
50px2dc
50PX2DC-K
50px2dc-k
50PX2DCUD
50px2dcud
50PX2DUD
50px2dud
50PX4DR
50px4dr
50PX4DRH
50px4drh
50PX4DRHUA
50px4drhua
50PX4DRUA
50px4drua
50PX5D
50px5d
50PX5DUB
50px5dub
50PY2DR
50py2dr
50PY2DRUA
50py2drua
50PC3D
50pc3d
NSPDP50
nspdp50
Z50P3
z50p3
Z50PX2D
z50px2d
50PC1DR
50pc1dr
50PC1DRA
50pc1dra
50PC1DRAUA
50pc1draua
50PC1DRUA
50pc1drua
50PC3DB
50pc3db
50PC3DBUE
50pc3dbue
50PC3DBUL
50pc3dbul
50PC3DDUE
50pc3ddue
50PC3DH
50pc3dh
50PC3DHUD
50pc3dhud
50PC3DUD
50pc3dud
50PC3DUE
50pc3due
50PM1M
50pm1m
50PM1MUC
50pm1muc
50PX1D
50px1d
50PX1DH
50px1dh
50PX1DHUC
50px1dhuc
50PX1DUC
50px1duc
50PX2DC
50px2dc
50PX2DCUD
50px2dcud
50PX2DUD
50px2dud
50PX4DR
50px4dr
50PX4DRH
50px4drh
50PX4DRHUA
50px4drhua
50PX4DRUA
50px4drua
50PX5D
50px5d
50PX5DUB
50px5dub
50PY2DR
50py2dr
50PY2DRUA
50py2drua
50PC3D
50pc3d
NSPDP50
nspdp50
Z50P3
z50p3
Z50PX2D
