| PartNumber | MS3102A18-4PX | MS3102A18-4P-RES | MS3102A18-4P |
| Description | Circular MIL Spec Connector 4P Box Mount FM Solder RCPT 5015 | Circular MIL Spec Connector ER 4C 4#16 Pin REC BOX | Circular MIL Spec Connector 4P #16 PIN CONTACTS |
| Manufacturer | Amphenol | Amphenol | Amphenol |
| Product Category | Circular MIL Spec Connector | Circular MIL Spec Connector | Circular MIL Spec Connector |
| Number of Positions | 4 Position | 4 Position | 4 Position |
| Insert Arrangement | 18-4 | 18-4 | 18-4 |
| Contact Gender | Pin (Male) | Pin (Male) | Pin (Male) |
| MIL Type | MIL-DTL-5015 | MIL-DTL-5015 | MIL-DTL-5015 |
| Product | Receptacles | Receptacles | Receptacles |
| Shell Size | 18 | 18 | 18 |
| Shell Style | Box Mount | Box Mount | Box Mount |
| Mounting Style | Panel | Panel | Panel |
| Termination Style | Solder | - | Solder |
| Current Rating | 13 A | - | 13 A |
| 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 |
| Qualification | EREL | - | - |
| Factory Pack Quantity | 1 | 1 | 1 |
| Subcategory | Circular Connectors | Circular Connectors | Circular Connectors |
| Tradename | 5015 | 5015 | 5015 |
| Part # Aliases | MS31O2A18-4PX | - | 61-168218-04P MS31O2A18-4P U61-168218-04P |
| Unit Weight | 1.368630 oz | 1.213424 oz | 1.368630 oz |
| RoHS | - | - | N |
| Contact Plating | - | - | Silver |
| Mounting Angle | - | - | Straight |
| Voltage Rating | - | - | 1.25 kV |
| Shell Material | - | - | Aluminum Alloy |
| Wire Gauge | - | - | 16-20 |