Seagate Samsung SpinPoint M8U HDD Platter and Head Numbers

The following are Seagate Samsung SpinPoint M8U hard drives.

They look like Seagate models but actually Samsung hard drives, Samsung PCB and Samsung Technologies.

ST250LM006 1 platter and 1 head

ST320LM008 1 platter and 2 heads

ST500LM016 1 platter and 2 heads

ST640LM021 2 platters and 3 heads

ST750LM024 2 platters and 3 heads

ST1000LM026 2 platters and 4 heads
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ST250LM003 1 platter 1 head

ST320LM005 1 platter 2 heads

ST500LM014 1 platter 2 heads

ST640LM019 2 platters 3 heads

ST750LM023 2 platters 3 heads

ST1000LM025 2 platters 4 heads