| PartNumber | 1-640251-0 | 1-640251-1 | 1-640251-2 |
| Description | Headers & Wire Housings SL 156 HSG W/O RAMP | Headers & Wire Housings HSG REC 1X11C STD | Headers & Wire Housings 12P SL156 HSG W/O LC |
| Manufacturer | TE Connectivity | TE Connectivity | TE Connectivity |
| Product Category | Headers & Wire Housings | Headers & Wire Housings | Headers & Wire Housings |
| RoHS | Y | Y | Y |
| Product | Wire Housings | Wire Housings | Wire Housings |
| Number of Positions | 10 Position | 11 Position | 12 Position |
| Pitch | 3.96 mm | 3.96 mm | 3.96 mm |
| Number of Rows | 1 Row | 1 Row | 1 Row |
| Mounting Style | - | - | Wire |
| Termination Style | - | - | Crimp |
| Contact Gender | - | - | Socket (Female) |
| Contact Plating | - | - | Tin |
| Mating Post Length | - | - | - |
| Termination Post Length | - | - | - |
| Series | SL-156 | SL-156 | SL-156 |
| Application | Wire-to-Board | Wire-to-Board | Wire-to-Board |
| Contact Type | Socket | Socket (Female) | - |
| Housing Material | Nylon | Nylon | Nylon |
| Brand | TE Connectivity / AMP | TE Connectivity / AMP | TE Connectivity / AMP |
| Contact Material | - | - | Copper Alloy |
| Flammability Rating | UL 94 V-0 | UL 94 V-0 | UL 94 V-0 |
| Row Spacing | - | - | - |
| Housing Gender | Receptacle | Receptacle | - |
| Product Type | Headers & Wire Housings | Headers & Wire Housings | Headers & Wire Housings |
| Factory Pack Quantity | 1 | 1 | 1 |
| Subcategory | Headers & Wire Housings | Headers & Wire Housings | Headers & Wire Housings |
| Part # Aliases | 1-640251-0 | 1-640251-1 | 1-640251-2 |
| Unit Weight | 0.096016 oz | - | 0.111995 oz |
| Mounting Angle | - | - | Right Angle |
| Voltage Rating | - | - | 600 V |