| PartNumber | 66566-2 | 66566-4 | 66566-1 |
| Description | Standard Circular Contacts PIN 24-20 TIN-LEAD | Standard Circular Contacts CONTACT PIN GOLD | Pin & Socket Connectors III+ PIN 24-20 30AU |
| Manufacturer | TE Connectivity | TE Connectivity | - |
| Product Category | Standard Circular Contacts | Standard Circular Contacts | - |
| RoHS | N | Y | - |
| Contact Gender | Pin (Male) | Pin (Male) | - |
| Current Rating | 13 A | 13 A | - |
| Termination Style | Crimp | Crimp | - |
| Contact Plating | Tin | Tin | - |
| Series | Multimate Type III+ | Multimate Type III+ | - |
| Packaging | Bulk | Bulk | - |
| Product | Contacts | Contacts | - |
| Brand | TE Connectivity / AMP | TE Connectivity / AMP | - |
| Contact Material | Brass | Brass | - |
| Product Type | Standard Circular Contacts | Standard Circular Contacts | - |
| Factory Pack Quantity | 1000 | 1000 | - |
| Subcategory | Circular Connectors | Circular Connectors | - |
| Tradename | Multimate | Multimate | - |
| Part # Aliases | 66566-2 | 66566-4 | - |
| Unit Weight | 0.015591 oz | 0.016014 oz | - |