| PartNumber | 3-640426-4 | 3-640426-3 | 3-640426-2 |
| Description | Headers & Wire Housings CLOSED W/O TABS 4P L.R. orange 18 AWG | Headers & Wire Housings CLOSED W/O TABS 3P L.R. orange 18 AWG | Headers & Wire Housings CLOSED W/O TABS 2P L.R. orange 18 AWG |
| Manufacturer | TE Connectivity | TE Connectivity AMP Connectors | - |
| Product Category | Headers & Wire Housings | Rectangular Connectors - Free Hanging, Panel Mount | - |
| RoHS | Y | - | - |
| Product | Wire Housings | - | - |
| Type | Receptacle Assembly | - | - |
| Number of Positions | 4 Position | 3 | - |
| Pitch | 3.96 mm | 0.156" (3.96mm) | - |
| Number of Rows | 1 Row | 1 | - |
| Mounting Style | Free Hanging | - | - |
| Termination Style | IDC | - | - |
| Contact Gender | Socket (Female) | - | - |
| Contact Plating | Tin | - | - |
| Series | MTA-156 | MTA-156 | - |
| Tradename | MTA | - | - |
| Packaging | Bulk | Bulk | - |
| Current Rating | 7 A | - | - |
| Housing Material | Nylon | - | - |
| Voltage Rating | 600 VAC | - | - |
| Brand | TE Connectivity / AMP | - | - |
| Contact Material | Copper Alloy | - | - |
| Latching Type | Locking Ramp | - | - |
| Product Type | Headers & Wire Housings | - | - |
| Factory Pack Quantity | 250 | - | - |
| Subcategory | Headers & Wire Housings | - | - |
| Wire Gauge | 18 | 18 AWG | - |
| Part # Aliases | 3-640426-4 | - | - |
| Unit Weight | 0.068149 oz | - | - |
| Color | - | Orange | - |
| Mounting Type | - | Free Hanging (In-Line) | - |
| Features | - | Closed End | - |
| Connector Type | - | Receptacle | - |
| Contact Finish | - | Tin | - |
| Contact Finish Thickness | - | 80μin (2.03μm) | - |
| Contact Type | - | Female Socket | - |
| Row Spacing | - | - | - |
| Fastening Type | - | Locking Ramp | - |
| Cable Termination | - | IDC | - |
| Wire Type | - | Discrete | - |