| PartNumber | M20-8762142 | M20-8762142P | M20-8762146 |
| Description | Headers & Wire Housings 21+21 DIL VERTICAL SMT HEADER GOLD+TIN | Headers & Wire Housings 21+21 DIL VERTICAL SMT HEADER GOLD+TIN | Headers & Wire Housings 21+21 DIL VERTICAL SMT HEADER TIN |
| Manufacturer | Harwin Inc. | - | Harwin Inc. |
| Product Category | Rectangular Connectors - Headers, Male Pins | - | Rectangular Connectors - Headers, Male Pins |
| Color | Black | - | Black |
| Series | M20 | - | M20 |
| Packaging | Bulk | - | Bulk |
| Termination | Solder | - | Solder |
| Mounting Type | Surface Mount | - | Surface Mount |
| Features | - | - | - |
| Connector Type | Header, Unshrouded, Breakaway | - | Header, Unshrouded, Breakaway |
| Contact Finish | Gold | - | Tin |
| Contact Finish Thickness | - | - | - |
| Number of Positions | 42 | - | 42 |
| Number of Positions Loaded | All | - | All |
| Pitch | 0.100" (2.54mm) | - | 0.100" (2.54mm) |
| Number of Rows | 2 | - | 2 |
| Contact Type | Male Pin | - | Male Pin |
| Row Spacing | 0.100" (2.54mm) | - | 0.100" (2.54mm) |
| Fastening Type | - | - | - |
| Contact Mating Length | 0.228" (5.80mm) | - | 0.228" (5.80mm) |