| PartNumber | 81020-500203 | 81020-550203 | 81020-500203-RB |
| Description | Headers & Wire Housings 20P R/A 4WALL TRPLZD ORDER LATCH SEPARATE | Headers & Wire Housings R/ANGLE 20POS BOARDMT/TRIPOL HDR | Headers & Wire Housings 20POS R/A HEADER |
| Manufacturer | 3M | 3M | - |
| Product Category | Headers & Wire Housings | Headers & Wire Housings | - |
| RoHS | N | N | - |
| Product | Headers | Headers | - |
| Type | Latch / Eject | Latch / Eject | - |
| Pitch | 1.27 mm | 1.27 mm | - |
| Number of Rows | 2 Row | 2 Row | - |
| Mounting Style | - | - | - |
| Termination Style | Through Hole | Through Hole | - |
| Contact Plating | Gold | Gold | - |
| Current Rating | 500 mA | 500 mA | - |
| Brand | 3M Electronic Solutions Division | 3M Electronic Solutions Division | - |
| Contact Material | Copper Alloy | Copper Alloy | - |
| Product Type | Headers & Wire Housings | Headers & Wire Housings | - |
| Factory Pack Quantity | 210 | 200 | - |
| Subcategory | Headers & Wire Housings | Headers & Wire Housings | - |
| Part # Aliases | 05400775809 80620098113 | 05113859337 80610376842 | - |
| Unit Weight | 0.015007 oz | 0.017037 oz | - |
| Housing Material | - | Plastic | - |