INCHES (MILLIMETERS) CUSTOMER DRAWINGS AVAILABLE UPON REQUEST TNC Straight Crimp Type Plug Solder or Crimp Contact - 3 Piece PART NUMBER CABLE TYPE CPMC-TNC-13 RG-142, 223, 400, 55 “A” .520 (13.20) “B” .595 (15.11) CONTACT I.D. .044 (1.12) BODY I.D. .126 (3.20) FERRULE I.D. .220 (5.59) 1. Identify connector parts. (3 piece parts - except bulkheads) 2. Strip cable to dimensions shown. Do not nick braid or center conductor. Tin center conductor if contact will be solder attached. Do not tin center conductor if contact is to be crimp attached. A wire stripper of correct size is recommended for this step. Slide heat shrink (as applicable) and crimp sleeve onto jacket of cable. 3. Assemble contact onto cable as shown. Solder Attachment: Solder contact to center conductor through hole using a minimum amount of solder for a good joint. Crimp Attachment (where applicable): Crimp contact to center conductor using recommended crimp hex. 4. Flare braid and slide body assembly over contact and under braid. Then seat body assembly firmly onto contact. The cable may have to be held in a clamping fixture. Arrange braid uniformly around crimp stem. Slide crimp sleeve forward and crimp using recommended crimp hex. Slide heat shrink forward and shrink (as applicable). Strip Dimensions Part Number Cable CPMC-TNC-13 RG-55, 142 “A” .315 (8.00) “B” .118 (3.00) Crimp Contact Recommended “C” Sleeve Hex Crimp Hex Crimp Tool .157 (4.00) .213 (5.41) .060 (1.52) 24-304P Cambridge Products, P.O. Box 1732, Waseca, MN 56093-0832 • 1-800-243-8814 • Fax: 507-833-6287 • www.cambridgeproducts.com TNC Connectors Specifications INCHES (MILLIMETERS) CUSTOMER DRAWINGS AVAILABLE UPON REQUEST The TNC connector is a threaded version of the BNC mating interface. All contacts are captivated for ruggedness. The TNC is a commercial quality connector that provides additional retention for shock and vibration applications. The TNC connector intermates with all standard 50 Ohm TNC connectors. Specifications* Electrical Characteristics Impedance: 50 Ohm nominal (except where noted) Frequency range: 0-11 GHz Working voltage: 500 volts RMS at sea level Dielectric withstanding voltage: 1500 volts RMS at sea level Corona level: 375 volts minimum at 70,000 feet Contact resistance: Outer - 0.2 milliohms maximum Center - 2.1 milliohms maximum Insulation resistance: 5000 megohms minimum Environmental Characteristics Recommended temperature range: -55OC to +85OC Moisture Resistance: MIL-STD-202 Mechanical Characteristics Durability: 500 cycles Cable retention: 20 lbs., RG-58 C/U cable Materials Body and coupling nut: Zinc or brass Contact: Beryllium copper, phosphor bronze or brass Crimp Sleeve: Brass Insulator: Teflon®, TPX or Delrin® Hardware: Brass Plating: Body - Nickel Crimp sleeve - Nickel Hardware - Nickel Contact - Gold * These values are typical and may not apply to all connectors. Cambridge Products, P.O. Box 1732, Waseca, MN 56093-0832 • 1-800-243-8814 • Fax: 507-833-6287 • www.cambridgeproducts.com