| PartNumber | MP2-PS240-51P1-KR | MP2-PS300-51P1-KR | MP2-PS180-51S1-KR |
| Description | Hard Metric Connectors 240P/5R/MP2/HDR/INV STK/4.03 PRFT/30AU | Hard Metric Connectors 300P/5R/MP2/HDR/INV /STK/4.03 PRFT/30AU | Hard Metric Connectors MP2/HDR/INVSTKG/30P/ 5R/.471MM/30AU |
| Manufacturer | 3M | 3M | - |
| Product Category | Hard Metric Connectors | Hard Metric Connectors | - |
| Product | Headers | Headers | - |
| Brand | 3M Electronic Solutions Division | 3M Electronic Solutions Division | - |
| Product Type | Hard Metric Connectors | Hard Metric Connectors | - |
| Factory Pack Quantity | 100 | 80 | - |
| Subcategory | Backplane Connectors | Backplane Connectors | - |
| Part # Aliases | 05111990465 70010013400 | 05111193931 70010022492 | - |