| PartNumber | P50-040SG-S1-EA | P50-040S-RR1-EA | P50-040S-R1-EA |
| Description | Board to Board & Mezzanine Connectors 40POS STRAIGHT SOCKT W/ POWER GROUND PIN | Board to Board & Mezzanine Connectors PAK50 SOCKET 40 POS | Board to Board & Mezzanine Connectors 40P STRT SOCKET |
| Manufacturer | 3M | 3M | - |
| Product Category | Board to Board & Mezzanine Connectors | Board to Board & Mezzanine Connectors | - |
| Product | Sockets | Sockets | - |
| Pitch | 1.27 mm | 1.27 mm | - |
| Termination Style | Through Hole | Through Hole | - |
| Current Rating | 0.5 A, 2 A | 0.5 A, 2 A | - |
| Series | P50 | P50 | - |
| Contact Plating | Gold | Gold | - |
| Housing Material | Nylon | Nylon | - |
| Brand | 3M Electronic Solutions Division | 3M Electronic Solutions Division | - |
| Contact Material | Phosphor Bronze | Phosphor Bronze | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Minimum Operating Temperature | - 55 C | - 55 C | - |
| Product Type | Board to Board & Mezzanine Connectors | Board to Board & Mezzanine Connectors | - |
| Stack Height | - | - | - |
| Factory Pack Quantity | 208 | 208 | - |
| Subcategory | Board to Board & Mezzanine Connectors | Board to Board & Mezzanine Connectors | - |
| Part # Aliases | 05111173874 80000905895 | 05111173877 80000905713 | - |
| Number of Positions | - | 20 Position | - |
| Number of Rows | - | 2 Row | - |
| Unit Weight | - | 0.377382 oz | - |