FK-661

| Centre pin max. travel | 2,70 mm |
| Centre pin working travel | 1,90 mm |
| Centre pin spring force at working travel | 1,0 N |
| Shield max. travel | 2,10 mm |
| Shield Working Travel | 1,20 mm |
| Shield spring force at working travel | 2,0 N |
| Temperature range from | -40 °C |
| Temperature range to | 90 °C |
| Wave impedance | 50 Ohm |
| Frequency range | DC to 6 GHz |