| PartNumber | MS3102R12S-1S | MS3102R12-5P | MS3102R12-5S |
| Description | Circular MIL Spec Connector CONN ASSEMBLY | Circular MIL Spec Connector 1P SIZE 12 BOX MOUNT RECEPTACLE PIN 5015 | Circular MIL Spec Connector 1P SIZE 12 BOX MOUNT RECEPTACLE SKT 5015 |
| Manufacturer | Amphenol | Amphenol | Amphenol |
| Product Category | Circular MIL Spec Connector | Circular MIL Spec Connector | Circular MIL Spec Connector |
| Number of Positions | 2 Position | 1 Position | 1 Position |
| Insert Arrangement | 12S-1 | 12-5 | 12-5 |
| Contact Gender | Socket (Female) | Pin (Male) | Socket (Female) |
| MIL Type | MIL-DTL-5015 | MIL-DTL-5015 | MIL-DTL-5015 |
| Product | Receptacles | Receptacles | Receptacles |
| Shell Size | 12 | 12 | 12 |
| Shell Style | Box Mount | Box Mount | Box Mount |
| Series | MS 5015 | MS 5015 | MS 5015 |
| Brand | Amphenol Industrial | Amphenol Industrial | Amphenol Industrial |
| Shell Plating | Olive Drab Chromate over Cadmium | Olive Drab Chromate over Cadmium | Olive Drab Chromate over Cadmium |
| Product Type | Circular MIL Spec Connector | Circular MIL Spec Connector | Circular MIL Spec Connector |
| Factory Pack Quantity | 1 | 1 | 1 |
| Subcategory | Circular Connectors | Circular Connectors | Circular Connectors |
| Tradename | 5015 | 5015 | 5015 |
| Part # Aliases | MS31O2R12S-1S | MS31O2R12-5P | MS31O2R12-5S |
| RoHS | - | N | N |
| Mounting Style | - | - | Panel |
| Termination Style | - | - | Solder |
| Mounting Angle | - | - | Straight |
| Mating Style | - | - | Threaded |
| Shell Material | - | - | Aluminum Alloy |