| PartNumber | MS3102C28-15S | MS3102C28-16P | MS3102C28-21P |
| Description | Circular MIL Spec Connector ER 35C 35#16 SKT RECP | Circular MIL Spec Connector | Circular MIL Spec Connector 37P SZ 28 Box MNT REC 5015 |
| Manufacturer | Amphenol | Amphenol | Amphenol |
| Product Category | Circular MIL Spec Connector | Circular MIL Spec Connector | Circular MIL Spec Connector |
| RoHS | N | - | N |
| Number of Positions | 35 Position | 20 Position | 37 Position |
| Insert Arrangement | 28-15 | 28-16 | 28-21 |
| Contact Gender | Socket (Female) | Pin (Male) | Pin (Male) |
| MIL Type | MIL-DTL-5015 | MIL-DTL-5015 | MIL-DTL-5015 |
| Product | Receptacles | Receptacles | Receptacles |
| Shell Size | 28 | 28 | 28 |
| Shell Style | Box Mount | Box Mount | Box Mount |
| Series | MS | MS | 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 |
| Subcategory | Circular Connectors | Circular Connectors | Circular Connectors |
| Tradename | - | - | 5015 |
| Part # Aliases | - | - | MS31O2C28-21P U62-168228-21P |