| PartNumber | 521087-1 | 521086-1 | 521081-1 |
| Description | Terminals RCPT ULTRA-POD 250 | Terminals RCPT 187 ULTRA-POD | Terminals RCPT 250 ULTRA-POD |
| Manufacturer | TE Connectivity | TE Connectivity | TE Connectivity |
| Product Category | Terminals | Terminals | Terminals |
| RoHS | Y | Y | Y |
| Product | Quick Disconnects | Quick Disconnects | Quick Disconnects |
| Series | 250 FASTON | 187 FASTON | 250 FASTON |
| Tradename | FASTON | FASTON | FASTON |
| Packaging | Reel | Reel | Reel |
| Brand | TE Connectivity / AMP | TE Connectivity / AMP | TE Connectivity / AMP |
| Product Type | Terminals | Terminals | Terminals |
| Factory Pack Quantity | 1800 | 2500 | 2000 |
| Subcategory | Terminals | Terminals | Terminals |
| Part # Aliases | 521087-1 | 521086-1 | 521081-1 |