1-644456-0 vs 1-644456-1 vs 1-644456-2

 
PartNumber1-644456-01-644456-11-644456-2
DescriptionCONN HEADER VERT 10POS 2.54MMCONN HEADER VERT 11POS 2.54MMCONN HEADER VERT 12POS 2.54MM
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