| PartNumber | 206438-1 | 206438-2 | 206438-3 |
| Description | Standard Circular Connector REC SQUARE REV 23-57 | Standard Circular Connector RECPT REV F.H. 23-57 | Standard Circular Connector OBSOLETE |
| Manufacturer | TE Connectivity | TE Connectivity | TE Connectivity |
| Product Category | Standard Circular Connector | Standard Circular Connector | Standard Circular Connector |
| RoHS | Y | Y | - |
| Product | Housings | Housings | Connectors |
| Number of Positions | 57 Position | 57 Position | - |
| Contact Gender | Socket (Female) | Socket (Female) | - |
| Shell Size | 23 | 23 | - |
| Mounting Style | Panel | Free Hanging | - |
| Termination Style | - | - | - |
| Contact Plating | - | - | - |
| Shell Material | - | - | - |
| Series | CPC | CPC | CPC |
| Packaging | Bulk | Bulk | - |
| Housing Material | Thermoplastic (TP) | Thermoplastic | - |
| Mounting Angle | Straight | Straight | - |
| Mounting Type | Flange with Mounting Holes | - | - |
| Shell Style | Receptacle | Receptacle | - |
| Thread Size | 1 3/8-18 | 1 3/8-18 | - |
| Brand | TE Connectivity | TE Connectivity | TE Connectivity / AMP |
| Contact Material | - | - | - |
| Flammability Rating | UL 94 V-0 | UL 94 V-0 | - |
| Shell Plating | - | - | - |
| Lead Free Solder Processes | Not relevant for lead free process | Not relevant for lead free process | - |
| Mating Style | Threaded | Threaded | Threaded |
| Product Type | Standard Circular Connector | Standard Circular Connector | Standard Circular Connector |
| Factory Pack Quantity | 100 | 100 | 100 |
| Subcategory | Circular Connectors | Circular Connectors | Circular Connectors |
| Termination Post Length | - | - | - |
| Tradename | CPC Series 2 | CPC Series 2 | CPC Series 2 |
| Part # Aliases | 206438-1 | 206438-2 | - |
| Unit Weight | 0.800013 oz | 0.705479 oz | - |