Superbat 10pcs N Crimp Female Bulkhead O-ring RF Coaxial Connector for RG174, RG178, 1.13mm, 1.37mm Cable. Impedance: 50ohm, Polarity: Standard, Gender: Female Jack, Temp.range: -65~ +165. Insulator: PTFE, Connector Type: Jack/Female Socket, Mounting Type: Cable(Panel)Mount, Bulkhead with O-ring - Front Side Nut. Withstand voltage: 2500V, Voltage rating: 1000V, Insulation Resistance: ≥5000 MOhm, Frequency Range: 0-11GHz, Durability: ≥500 Cycles.