| PartNumber | 521498-3 | 521498-4 | 521498-6 |
| Description | Terminals HSG 250 FAST 4P YLW | Terminals HSG 250 FAST 4P BLACK | Terminals HSG,250 FASTON, 4P,RED |
| Manufacturer | TE Connectivity | TE Connectivity | TE Connectivity |
| Product Category | Terminals | Terminals | Terminals |
| RoHS | Y | Y | Y |
| Product | Accessories | Accessories | Accessories |
| Type | Terminal Housing | Terminal Housing | Terminal Housing |
| Series | 250 FASTON | 250 FASTON | 250 FASTON |
| Tradename | FASTON | FASTON | FASTON |
| Brand | TE Connectivity / AMP | TE Connectivity / AMP | TE Connectivity / AMP |
| Product Type | Terminals | Terminals | Terminals |
| Factory Pack Quantity | 1 | 1 | 1 |
| Subcategory | Terminals | Terminals | Terminals |
| Part # Aliases | 521498-3 | 521498-4 | 521498-6 |
| Stud / Tab Size | - | - | - |
| Wire Gauge | - | - | - |
| Termination Style | - | - | - |
| Gender | - | Female | - |
| Insulation | - | Insulated | - |
| Color | - | Blue | - |
| Contact Plating | - | - | - |
| Contact Material | - | - | - |
| Current Rating | - | - | - |
| Insulation Material | - | Nylon | - |
| Length | - | 27.48 mm | - |
| Material | - | Nylon | - |
| Mounting Angle | - | Straight | - |
| Mounting Method | - | - | - |
| Voltage Rating | - | - | - |
| Width | - | 22.86 mm | - |
| Maximum Bundle Diameter | - | - | - |
| Contact Gender | - | - | - |