| PartNumber | 1339381-3 | 1339381-2 | 1339381-1 |
| Description | Modular Connectors / Ethernet Connectors MRJ21 SCREW LOCK RECPT 100 PC BAG | Modular Connectors / Ethernet Connectors MRJ21 SCREWLOCK RECPT | Modular Connectors / Ethernet Connectors MRJ21 SCREWLOCK REC |
| Manufacturer | TE Connectivity | TE Connectivity | TE Connectivity |
| Product Category | Modular Connectors / Ethernet Connectors | Modular Connectors / Ethernet Connectors | Modular Connectors / Ethernet Connectors |
| Brand | TE Connectivity | TE Connectivity / AMP | TE Connectivity |
| Product Type | Modular Connectors / Ethernet Connectors | Modular Connectors / Ethernet Connectors | Modular Connectors / Ethernet Connectors |
| Factory Pack Quantity | 100 | 960 | 1 |
| Subcategory | Modular Connectors / Ethernet Connectors | Modular Connectors / Ethernet Connectors | Modular Connectors / Ethernet Connectors |
| Part # Aliases | 1339381-3 | 1339381-2 | 1339381-1 |
| RoHS | - | Y | Y |
| Product | - | Accessories | Accessories |
| USOC Codes | - | - | - |
| Number of Positions | - | - | - |
| Number of Ports | - | - | - |
| Mounting Style | - | - | - |
| Termination Style | - | - | - |
| Current Rating | - | - | - |
| Voltage Rating | - | - | - |
| Accessory Type | - | Screwlock | Screwlock |
| Gender | - | - | - |
| Unit Weight | - | 0.013863 oz | - |
| Packaging | - | - | Bulk |