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| PartNumber | M40-6202146R | M40-6202546 | M40-6202146 |
| Description | Board to Board & Mezzanine Connectors 21 WAY SMT SOCKET T&R 1K/REEL | Board to Board & Mezzanine Connectors 25 WAY SMT SKT | Board to Board & Mezzanine Connectors 21P DIL SMT SKT ASSY 1MM PITCH-VERTICAL |
| Manufacturer | Harwin | Harwin | Harwin Inc. |
| Product Category | Board to Board & Mezzanine Connectors | Board to Board & Mezzanine Connectors | Rectangular - Board to Board Connectors - Arrays, Edge Type, Mezzanine |
| RoHS | Y | Y | - |
| Series | M40 | M40 | M40 |
| Brand | Harwin | Harwin | - |
| Product Type | Board to Board & Mezzanine Connectors | Board to Board & Mezzanine Connectors | - |
| Factory Pack Quantity | 1000 | 31 | - |
| Subcategory | Board to Board & Mezzanine Connectors | Board to Board & Mezzanine Connectors | - |
| Unit Weight | 0.009736 oz | 0.009101 oz | - |
| Number of Positions | - | 25 Position | 21 |
| Pitch | - | 1 mm | 0.039" (1.00mm) |
| Number of Rows | - | 1 Row | 2 |
| Packaging | - | - | Tube |
| Mounting Type | - | - | Surface Mount |
| Features | - | - | Board Guide, Solder Retention |
| Height Above Board | - | - | 0.130" (3.30mm) |
| Connector Type | - | - | Receptacle, Outer Shroud Contacts |
| Contact Finish | - | - | Tin |
| Contact Finish Thickness | - | - | 80μin (2.03μm) |
| Mated Stacking Heights | - | - | 4.3mm |