According to 1-5/8" EIA Flange D-ELECTRIC

Electrical:
Characteristic Impedance 50 ohm
Operating Frequency Range DC-5GHz
VSWR ≤1.15@DC-3000MHz
Dielectric Withstanding Voltage ≥6000V RMS,50Hz,at sea level
Dielectric Resistance ≥5000MΩ
Average Power 2.3KW@900MHz
Peak Power Maximum 90KW
Contact Resistance Center Contact ≤1.5mΩ
Outer Contact ≤1.5mΩ

Mechanical:
Durability Mating cycles ≥500
Material and plating
Material Plating

Body Brass Ni
Insulator PTFE
Center conductor Phosphor bronze Ag
Coupling Nut Brass Ni
Other Parts Brass Ni
Gasket Silicone Rubber
Bolts and Washer Stainless Steel
Environmental
Temperature Range -40+85
Weatherproof Rate IP 67
RoHs Compliant