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| PartNumber | 640456-4 | 6404562 | 640456-3 |
| Description | Headers & Wire Housings FRICTION LCK HDR 4P Straight Post tin | Header Connector, PCB Mount, Receptacle, 2 Contacts, Pin, 0.1 Pitch, PC Tail Terminal, Polarized Lock | Headers & Wire Housings FRICTION LCK HDR 3P Straight Post tin |
| Manufacturer | TE Connectivity | - | TYCO/AM |
| Product Category | Headers & Wire Housings | - | Rectangular Connectors - Headers, Male Pins |
| RoHS | Y | - | - |
| Product | Headers | - | - |
| Type | Unshrouded | - | - |
| Number of Positions | 4 Position | - | 3 |
| Pitch | 2.54 mm | - | 0.100" (2.54mm) |
| Number of Rows | 1 Row | - | 1 |
| Mounting Style | - | - | - |
| Termination Style | Through Hole | - | - |
| Mounting Angle | Vertical | - | - |
| Contact Gender | Pin (Male) | - | - |
| Contact Plating | Tin | - | - |
| Termination Post Length | 3.56 mm | - | - |
| Series | MTA-100 | - | MTA-100 |
| Tradename | MTA | - | - |
| Application | Wire-to-Board | - | - |
| Current Rating | 5 A | - | - |
| Housing Material | Polyester | - | - |
| Voltage Rating | 250 V | - | - |
| Brand | TE Connectivity / AMP | - | - |
| Contact Material | Copper Alloy | - | - |
| Flammability Rating | UL 94 V-0 | - | - |
| Latching Type | Friction Lock | - | - |
| Product Type | Headers & Wire Housings | - | - |
| Factory Pack Quantity | 1 | - | - |
| Subcategory | Headers & Wire Housings | - | - |
| Part # Aliases | 640456-4 | - | - |
| Unit Weight | 0.014110 oz | - | - |
| Color | - | - | Natural |
| Packaging | - | - | Bulk |
| Termination | - | - | Solder |
| Mounting Type | - | - | Through Hole |
| Features | - | - | - |
| Connector Type | - | - | Header, Unshrouded |
| Contact Finish | - | - | Tin |
| Contact Finish Thickness | - | - | - |
| Number of Positions Loaded | - | - | All |
| Contact Type | - | - | Male Pin |
| Row Spacing | - | - | - |
| Fastening Type | - | - | Friction Lock |
| Contact Mating Length | - | - | 0.295" (7.49mm) |