| PartNumber | 66579-1 | 66579-2 | 66579-4 |
| Description | Standard Circular Contacts TYPE VI PIN CONT MULTI-MATE | Standard Circular Contacts TYPE VI PIN CONT,MULTI-MATE | Standard Circular Contacts MULTI-MATE CONT PIN |
| Manufacturer | TE Connectivity | TE Connectivity | TE Connectivity |
| Product Category | Standard Circular Contacts | Standard Circular Contacts | Standard Circular Contacts |
| RoHS | Y | Y | N |
| Series | Multimate Type VI | Multimate Type VI | Multimate Type VI |
| Packaging | Reel | Reel | Reel |
| Brand | TE Connectivity / AMP | TE Connectivity | TE Connectivity / AMP |
| Product Type | Standard Circular Contacts | Standard Circular Contacts | Standard Circular Contacts |
| Factory Pack Quantity | 5000 | 5000 | 5000 |
| Subcategory | Circular Connectors | Circular Connectors | Circular Connectors |
| Tradename | Multimate | Multimate | Multimate |
| Part # Aliases | 66579-1 | 66579-2 | 66579-4 |
| Contact Gender | - | Pin (Male) | Pin (Male) |
| Termination Style | - | Crimp | Crimp |
| Contact Plating | - | Tin | - |
| Product | - | Contacts | Contacts |
| Contact Material | - | Brass | - |