RF Coax Connectors SMC Connectors Product Facts Three-piece designs Fast, clean cable assembly Connector bodies preassembled Solderless termination no danger of heat damage Center conductor and braid terminated with same tool Low noise level Miniature screw-on coupling PTFE dielectric The SMC Connector is Materials Mechanical Characteristics miniature and light-weight, Mating/Unmating 10-32 threaded Brass QQ-B-626 especially designed for coupling Beryllium Copper QQ-C-530 use in critical applications Cable Attachment Crimp type, Copper QQ-C-576 where limited space and both center contact and braid PTFE Insulation MIL-P-19468 vibration are of major Coupling Nut Retention concern. 35 lb 156 N min. Plating Cable Retention 20 lb 89 N min., This connector is designed Gold MIL-G-45204 GR-174 cable in accordance with the Durability 500 cycles per Electrical Characteristics requirements of Specification MIL-C-39012 MIL-C-39012, Class II, Nominal Impedance 50 ohms Category B to assure Working Voltage 335 volts rms Environmental Characteristics the highest standards of Frequency Range 0 to 10 GHz Temperature Range electrical and mechanical Insulation Resistance 1000 65C to +85C performance. It has a con- megohms min. Vibration MIL-STD-1344, Method stant impedance of 50 ohms, Contact Resistance 2005, Condition IV a voltage rating of 350 volts Outer Contact 1 milliohms Salt Spray MIL-STD-1344, Method and provides excellent Center Contact 1001, Condition B operation at frequencies Straight Connectors 6 milliohms Temperature Cycling Right-Angle Connectors up to 10 GHz. It also has a MIL-STD-1344, Method 1003, 12 milliohms threaded coupling and can Condition A (except low temperature Dielectric Withstanding Voltage be used with a wide range is 65C) 1000 volts rms of miniature coaxial cable RF Leakage 60 dB min., between sizes including RG 174, 2 and 3 GHz 197, 187, 188 and 316. RF Insertion Loss Straight Connectors 0.25 dB max. at 4 GHz Right-Angle Connectors 0.50 dB max. at 4 GHz Corona Level 250 volts min. at 70,000 ft 21 336 m 193 Catalog 1307191 Dimensions are in millimeters Dimensions are shown for USA: 1-800-522-6752 South America: 55-11-2103-6000 Revised 3-07 and inches unless otherwise reference purposes only. Canada: 1-905-470-4425 Hong Kong: 852-2735-1628 specified. Values in brackets Specifications subject Mexico: 01-800-733-8926 Japan: 81-44-844-8013 www.tycoelectronics.com are standard equivalents. to change. C. America: 52-55-1106-0803 UK: 44-8706-080-208RF Coax Connectors SMC Connectors (Continued) Straight Plugs 26.00 26.00 Ref. Ref. 1.022 1.022 16.90 13.80 13.80 Ref. Ref. Ref667 .545 9.50 .545 9.50 3.90 .375 .375 .155 3.90 3.90 Cable Cable Ref. Ref. Ref155 .155 Ref. Plane Ref. Plane Ref. Cable Reference Reference Plane Ref. Plane Plane Plane SMC SMC SMC Plug Plug Plug 5.50 5.50 5.90 5.90 Hex. 5.90 Hex. Hex. 5.50 .218 .218 Hex. Hex234 Hex234 .234 .218 Part No. 1060220-1 Part No. 1060221-1 Part No. 1060163-1 Crimp Crimp Clamp Cable RG/U Part No. Attachment Cable 178, 178A, 178B Crimp 1060220-1 196, 196A 174, 316 Crimp 1060221-1 188, 188A 174, 316 Clamp 1060163-1 188, 188A Straight Jacks 24.20 6.00 Across Nom953 .236 Flats 10-32, UNF-2A Clamp Nut Sub-Assembly Cable RG/U Part No. Attachment Cable 174, 316 Clamp 1311638-1 188, 188A Bulkhead Feedthrough Contact 3.18 5.94 .125 .234 Cable Jacks 4.37 Ferrule .172 Plug Assembly Recommended Strip Length 4.885.00 Lockwasher Nut .192.197 Cable Customer Supplied 2.012.08 19.80 Max079.082 .780 6.35 Hex250 Suggested Panel Cutout Assembled View Cable RG/U Part No. Attachment Cable 174, 316 Crimp 51751-1 188, 188A Note: Part Numbers are RoHS compliant except: Indicates non-RoHS compliant. 194 Catalog 1307191 Dimensions are in millimeters Dimensions are shown for USA: 1-800-522-6752 South America: 55-11-2103-6000 Revised 3-07 and inches unless otherwise reference purposes only. Canada: 1-905-470-4425 Hong Kong: 852-2735-1628 specified. Values in brackets Specifications subject Mexico: 01-800-733-8926 Japan: 81-44-844-8013 www.tycoelectronics.com are standard equivalents. to change. C. America: 52-55-1106-0803 UK: 44-8706-080-208