The NF-7/8F RF connector specified here is a kind of screw connection RF connector which is in accordance with IEC60169-16, featuring long life period, excellent performance and reliable connection. It can be exchangeable with same type of connector in the world and applied to RF cable in microwave equipment and digital communication sets.

1. Material and Plating : (Part name: Material, Plating, Thickness)
   Shell : Brass (HPb59-1), Alloy plated, ≥3μ
   Rear nut : Brass (HPb59-1), Nickel plated, 2～3μ
   Clamp : Brass (HPb59-1), Nickel plated, 2～3μ
   Inner conductor : Bronze(QSn6.5-0.1), Silver plated, 3～6μ
   Center contact : Bronze(QSn6.5-0.1), Silver plated, 3～6μ
   Insulator : (SFX-1-1)
   Seal : Silicon rubber
2. Structure and exchangeability
   The connectors with same type center contacts or pins can be exchangeable；
3. Impedance : 50Ω
4. Retention : ≥0.56N
5. Frequency Range : 0～3GHz
6. Insulation Resistance : ≥5000MΩ
7. Mechanical Durability : 500 Times
8. VSWR ≤1.08(800～1000MHz)
9.               ≤1.10(1700～2200MHz)
10. Withstand Voltage : ≥2500V
11. PIM3 : ≤-155dBc@2x20W
12. Temperature range : -40℃～+85℃
13. Insertion loss : ≤0.1dB
14. Contact resistance : Inner conductor≤1mΩ
15.                                        Outer conductor≤0.25mΩ
16. Dimensions :