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| PartNumber | 531148-1 | 531148-2 | 531148-4 |
| Description | Headers & Wire Housings BOX RECP 120 POS C/E | Headers & Wire Housings BOX RECP 150 POS C/E | Headers & Wire Housings BOX RECP 180 POS C/E |
| Manufacturer | TE Connectivity | TE Connectivity | TE Connectivity Aerospace, Defense and Marine |
| Product Category | Headers & Wire Housings | Headers & Wire Housings | Rectangular - Board to Board Connectors - Headers, Receptacles, Female Sockets |
| Brand | TE Connectivity / AMP | TE Connectivity / AMP | - |
| Product Type | Headers & Wire Housings | Headers & Wire Housings | - |
| Factory Pack Quantity | 3 | 4 | - |
| Subcategory | Headers & Wire Housings | Headers & Wire Housings | - |
| Part # Aliases | 531148-1 | 531148-2 | - |
| Color | - | - | Blue |
| Series | - | - | 750 BOX |
| Packaging | - | - | Bulk |
| Termination | - | - | Solder |
| Mounting Type | - | - | Board Edge, Straddle Mount |
| Features | - | - | Card Extender, Mating Guide |
| Height Above Board | - | - | - |
| Connector Type | - | - | Receptacle |
| Contact Finish | - | - | Gold |
| Contact Finish Thickness | - | - | 50μin (1.27μm) |
| Number of Positions | - | - | 180 |
| Number of Positions Loaded | - | - | All |
| Pitch | - | - | 0.075" (1.91mm) |
| Number of Rows | - | - | 2 |
| Row Spacing | - | - | 0.125" (3.18mm) |
| Height Stacking Mating | - | - | - |