7 / 8 ” M E I A ™ I N T E R FA C E .700 MIN 1.312-18 UNEF-2B .340 MIN .450 MAX .340 ±.030 NOTE 2 Ø 1.2220 ±.005 Ø .870 ±.005 Ø .341 ±.002 .530 ±.020 .170 ±.010 1.312-18 UNEF-2A Ø 1.040 ±.005 Ø .785 ±.002 Ø .291 ±.002 NOTE 1 Ø .341 ±.002 Ø 1.020 ±.005 Ø .785 ±.002 NOTE 3 .225 ±.005 .054 ±.002 .020 ±.015 .205 ±.005 .062 ±.005 .020 ±.015 .560 MAX .562 MIN MECHANICAL & ELECTRICAL REFERENCE PLANE Notes: 1. Flared to mate with .291 ±.002 dia. 2. Size and shape of coupling nut are optional. 3. O-ring/gasket mating seal optional. ELECTRICAL Nominal Impedance: Frequency Range: Voltage Rating: Dielectric Withstanding Voltage: Insulation Resistance: VSWR: Intermodulation: ENVIRONMENTAL 50 ohms DC to 6 GHz 2,800 volts rms 4,000 volts rms 10,000 megohms 1.30 max DC-7 GHz -155 dBc Temperature Range: Vibration: Shock: Moisture Resistance: Corrosion (salt spray): MECHANICAL Mating Characteristics Connector Durability: Cable Attachement: -85°Fto +329°F (-65°C to +165°C) MIL-STD-202 Method 204 (Test Cond. B) MIL-STD-202 Method 213 (Test Cond. I) MIL-STD-202 Method 106 MIL-STD-202 Method 101 Test Cond. B) per IEC 169-4 or DIN 47223 as applicable 500 cycles min. Clamp MATERIALS / FINISHES: Body: Contacts (Inner): Contacts (Outer): Contacts (Slotted): Insulators: Gaskets & Seals: Brass, Silver or Nickel Plated Female: Beryllium Copper, Silver or Gold Plated. Male: Brass, Silver or Gold Plated Brass, Silver or Nickel Plated Beryllium, Silver or Nickel Plated Teflon Silicone Rubber TRU Corporation 245 Lynnfield Street, Peabody, MA 01960 1-800-COAX-TRU (1-800-262-9878) www.trucorporation.com