| PartNumber | MS3100A18-4P-RES | MS3100A18-4S | MS3100A18-4P |
| Description | Circular MIL Spec Connector ER 4C 4#16 PIN RECP WALL | Circular MIL Spec Connector 4P #16 SKT CONTACTS | 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 |
| Brand | Amphenol Industrial | Amphenol Industrial | Amphenol Industrial |
| 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 |
| Unit Weight | 1.523835 oz | 1.806027 oz | 1.622602 oz |
| RoHS | - | N | N |
| Number of Positions | - | 4 Position | 4 Position |
| Insert Arrangement | - | 18-4 | 18-4 |
| Contact Gender | - | Socket (Female) | Pin (Male) |
| MIL Type | - | MIL-DTL-5015 | MIL-DTL-5015 |
| Product | - | Receptacles | Receptacles |
| Shell Size | - | 18 | 18 |
| Shell Style | - | Wall Mount | Wall Mount |
| Mounting Style | - | Panel | - |
| Termination Style | - | Solder | - |
| Current Rating | - | 13 A | - |
| Contact Plating | - | Silver | - |
| Series | - | MS 5015 | MS 5015 |
| Mounting Angle | - | Straight | - |
| Voltage Rating | - | 1.25 kV | - |
| Shell Plating | - | Olive Drab Chromate over Cadmium | Olive Drab Chromate over Cadmium |
| Shell Material | - | Aluminum Alloy | - |
| Tradename | - | 5015 | 5015 |
| Wire Gauge | - | 16-20 | - |
| Part # Aliases | - | MS3100A18-04S MS310OA18-04S MS31O0A18-04S MS31OOA18-04S U61-168018-04S | MS3100A18-04P MS310OA18-04P MS31O0A18-04P MS31OOA18-04P U61-168018-04P |