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| PartNumber | 857-10-004-30-051000 | 857-10-004-30-002000 | 857-10-004-10-051000 |
| Description | Headers & Wire Housings 4P 2R SURFACE MT .097 HEIGHT TARGET | Headers & Wire Housings STANDARD PIN HEADER | Headers & Wire Housings 4P 2R THRU-HOLE .197 HEIGHT TARGET |
| Manufacturer | Mill-Max | Mill-Max | Mill-Max Manufacturing Corp. |
| Product Category | Headers & Wire Housings | Headers & Wire Housings | Rectangular Connectors - Spring Loaded |
| RoHS | Y | - | - |
| Product | Headers | - | - |
| Type | Spring Loaded | - | - |
| Number of Positions | 4 Position | - | - |
| Pitch | 1.27 mm | - | 0.050" (1.27mm) |
| Number of Rows | 2 Row | - | 2 |
| Contact Gender | Pin (Male) | - | - |
| Series | 0857 | 0857 | 857 |
| Packaging | Bulk | Bulk | Tube |
| Brand | Mill-Max | Mill-Max | - |
| Product Type | Headers & Wire Housings | Headers & Wire Housings | - |
| Factory Pack Quantity | 1 | 1 | - |
| Subcategory | Headers & Wire Housings | Headers & Wire Housings | - |
| Material | - | - | Brass Alloy |
| Mounting Type | - | - | Through Hole |
| Connector Type | - | - | Mating Target |
| Contact Finish | - | - | Gold |
| Contact Finish Thickness | - | - | 10μin (0.25μm) |
| Row Spacing | - | - | 0.050" (1.27mm) |
| Number of Contacts | - | - | 4 |