| Part Number | 1857990-1 | 1857998-1 | 
|---|---|---|
| Manufacturer | TE Connectivity AMP Connectors | TE Connectivity AMP Connectors | 
| Category | Backplane Connectors - Hard Metric, Standard | Backplane Connectors - Hard Metric, Standard | 
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| Product Status | Active | Active | 
| Connector Type | Receptacle, Female Sockets | Receptacle, Female Sockets | 
| Connector Style | B 25 | B 19 | 
| Number of Positions | 125 | 95 | 
| Number of Positions Loaded | All | All | 
| Pitch | 0.079" (2.00mm) | 0.079" (2.00mm) | 
| Number of Rows | 5 | 5 | 
| Mounting Type | Through Hole, Right Angle | Through Hole, Right Angle | 
| Termination | Press-Fit | Press-Fit | 
| Connector Usage | - | - | 
| Contact Finish | - | Gold | 
| Contact Finish Thickness | - | 50.0µin (1.27µm) |