| PartNumber | 1-530743-4 | 1-530743-3 | 1-530743-2 |
| Description | Rectangular MIL Spec Connectors MINI BOX PIN HDR ASY 40 POS | Rectangular MIL Spec Connectors MINI BOX PIN HDR ASY 30 POS | Rectangular MIL Spec Connectors MINI BOX PIN HDR ASY 20 POS |
| Manufacturer | TE Connectivity | TE Connectivity | TE Connectivity |
| Product Category | Rectangular MIL Spec Connectors | Rectangular MIL Spec Connectors | Rectangular MIL Spec Connectors |
| RoHS | N | N | N |
| Product | Box Connectors | Box Connectors | Box Connectors |
| MIL Type | MIL-DTL-55302 | MIL-DTL-55302 | MIL-DTL-55302 |
| Series | Mini-Box | Mini-Box | Mini-Box |
| Brand | TE Connectivity / AMP | TE Connectivity / AMP | TE Connectivity / AMP |
| Product Type | Rectangular MIL Spec Connectors | Rectangular MIL Spec Connectors | Rectangular MIL Spec Connectors |
| Factory Pack Quantity | 6 | 6 | 6 |
| Subcategory | MIL-Spec / MIL-Type | MIL-Spec / MIL-Type | MIL-Spec / MIL-Type |
| Part # Aliases | 1-530743-4 | 1-530743-3 | 1-530743-2 |
| Number of Positions | - | 2 Position | - |
| Termination Style | - | Through Hole | - |
| Mounting Style | - | PCB Mount | - |
| Pitch | - | 1.27 mm | - |