| PartNumber | 2-640250-2 | 2-640250-0 | 2-640250-1 |
| Description | Headers & Wire Housings 22P SL156 HSG W/LCK RAMP NATL | Headers & Wire Housings 20P SL156 HSG W/LCK RAMP NATL | Headers & Wire Housings 21P SL156 HSG W/LCK RAMP NATL |
| Manufacturer | TE Connectivity | - | - |
| Product Category | Headers & Wire Housings | - | - |
| RoHS | Y | - | - |
| Product | Wire Housings | - | - |
| Number of Positions | 22 Position | - | - |
| Pitch | 3.96 mm | - | - |
| Number of Rows | 1 Row | - | - |
| Mounting Style | - | - | - |
| Termination Style | - | - | - |
| Contact Gender | - | - | - |
| Contact Plating | - | - | - |
| Mating Post Length | - | - | - |
| Termination Post Length | - | - | - |
| Series | SL-156 | - | - |
| Application | Wire-to-Board | - | - |
| Contact Type | Socket | - | - |
| Current Rating | 5 A | - | - |
| Housing Material | Nylon | - | - |
| Brand | TE Connectivity / AMP | - | - |
| Contact Material | - | - | - |
| Flammability Rating | UL 94 V-0 | - | - |
| Row Spacing | - | - | - |
| Housing Gender | Receptacle | - | - |
| Latching Type | Locking Ramp | - | - |
| Product Type | Headers & Wire Housings | - | - |
| Factory Pack Quantity | 1 | - | - |
| Subcategory | Headers & Wire Housings | - | - |
| Part # Aliases | 2-640250-2 | - | - |