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| PartNumber | 42890-1 | 42890 | 4289 |
| Description | Terminals RING 12-10 5/16 .040TPCU | Standard Circular Connector MIL 28 SIZE O-RING | Conn SMA-BNC Adapter RCP/PL 0Hz to 12.4GHz 50Ohm ST Gold |
| Manufacturer | TE Connectivity | - | Pomona Electronics |
| Product Category | Terminals | - | Coaxial Connectors (RF) - Adapters |
| RoHS | Y | - | - |
| Product | Screw Terminals | - | - |
| Type | Ring | - | - |
| Stud / Tab Size | 7.94 mm | - | - |
| Insulation | Not Insulated | - | - |
| Contact Plating | Tin | - | Gold |
| Packaging | Reel | - | Bulk |
| Insulation Material | Not Insulated | - | - |
| Material | Copper | - | - |
| Brand | TE Connectivity / AMP | - | - |
| Product Type | Terminals | - | - |
| Factory Pack Quantity | 2500 | - | - |
| Subcategory | Terminals | - | - |
| Wire Gauge Max | 10 AWG | - | - |
| Part # Aliases | 42890-1 | - | - |
| Unit Weight | 0.053193 oz | - | - |
| Series | - | - | - |
| Part Aliases | - | - | 1918205 |
| Impedance | - | - | 50 Ohm |
| Mounting Type | - | - | Free Hanging (In-Line) |
| Frequency Range | - | - | DC to 12.4 GHz |
| Features | - | - | - |
| Ingress Protection | - | - | - |
| Style | - | - | Straight |
| Frequency Max | - | - | 12.4GHz |
| Connector Type | - | - | SMA BNC |
| Shell Plating | - | - | Gold |
| Convert From Adapter End | - | - | BNC Plug, Male Pin |
| Convert To Adapter End | - | - | SMA Jack, Female Socket |
| Adapter Type | - | - | Plug to Jack |
| Body Material | - | - | Copper |
| Adapter Series | - | - | BNC to SMA |
| Center Gender | - | - | Female to Male |
| Conversion Type | - | - | Between Series |
| Side 1 RF Series | - | - | SMA |
| Side 1 Gender | - | - | Jack (Female) |
| Side 1 Polarity | - | - | Normal |
| Side 2 RF Series | - | - | BNC |
| Side 2 Gender | - | - | Plug (Male) |
| Adapter Style | - | - | Straight |