The LG EAH31952201 Bridge Diode is the correct replacement for the following model numbers.
Bridge Diode
Does this part fit my model?
BH6720SMW
bh6720smw
BH6820SWMW
bh6820swmw
BH6830SWMQ
bh6830swmq
BH9220BWMT
bh9220bwmt
BH9420PWMT
bh9420pwmt
ND5520FM
nd5520fm
ND5630AD
nd5630ad
NP7550B0
np7550b0
BH6720SMW
bh6720smw
BH6820SWMW
bh6820swmw
BH6830SWMQ
bh6830swmq
BH9220BWMT
bh9220bwmt
BH9420PWMT