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Johnson-Cinch Connectivity Solutions 1420701881 SMA RF Connector

The SMA 50 Ohm connector is engineered for high-frequency applications up to 18 GHz, featuring a brass body with gold or nickel plating for durability and corrosion resistance. It offers excellent electrical performance with an impedance of 50 ohms, low VSWR, and high insulation resistance. Designed for reliable use in RF systems, it has a mating cycle minimum of 500, with robust environmental ratings including MIL-STD compliance for temperature, shock, and vibration. Suitable for both cable and circuit board connections, it ensures minimal signal loss and high voltage withstand capability.

Authorized Distributors
Source:Newark
Part No:142-0701-881
Stock:114
Inv Date:05-30-2026
Price: Unit price: $13.65
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Source:DigiKey
Part No:142-0701-881
Stock:860
Inv Date:05-30-2026
Price: Unit price: $9.89
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Part No:142-0701-881
Stock:0
Inv Date:05-31-2026
Price: Unit price: $9.89
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Part No:142-0701-881
Stock:55
Inv Date:05-30-2026
Price: Unit price: $10.29
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Part No:142-0701-881
Stock:1475
Inv Date:05-30-2026
Price: Unit price: $10.66
Buy/RFQ:
Part No:142-0701-881
Stock:1475
Inv Date:05-30-2026
Price: Unit price: $10.66
Buy/RFQ:

Johnson-Cinch Connectivity Solutions 1420701881 SMA RF Connector Specifications:

  • Impedance: 50 ohms
  • Frequency Range: 0-18 GHz
  • VSWR: Dependent upon application
  • Working Voltage: 335 Vrms at sea level, 85 Vrms at 70K feet
  • Dielectric Withstanding Voltage: 1000 VRMS min.
  • Corona Level: 250 Volts at 70,000 feet altitude
  • Insulation Resistance: 5000 megohms minimum
  • Contact Resistance: 3.0 milliohms initial, 4.0 milliohms after environmental testing
  • Material: Brass with gold or nickel plating, PTFE insulators
  • Durability: 500 mating cycles minimum
  • Environmental Ratings: MIL-STD-202, MIL-STD-303, MIL-C-39012 compliance
  • Mechanical Ratings: Engagement force 2 inch-pounds max, mating torque 7-10 inch-pounds
  • Cable Compatibility: RG-178, RG-316, LMR-100/195/200, RG-58, RG-142, others
  • Connector Sizes: Various, detailed in product dimensions
  • Temperature Range: -65°C to +165°C

Buy the Cinch Series SMA RF Connector 50 Ohm: Part Number 1420701881

Enhance your RF communications with Cinch SMA 50 Ohm connectors, designed for high-frequency applications up to 18 GHz. Constructed from durable brass with gold or nickel plating, these connectors ensure low signal loss, excellent insulation, and long-term reliability under demanding environmental conditions. Suitable for various cable types including RG-178, RG-316, and LMR series, they feature a robust mechanical design with 500+ mating cycles, MIL-STD compliance, and high voltage withstand capability. Perfect for professional RF and microwave systems, these connectors deliver superior performance for critical industrial, military, and telecommunications applications.

Buy Cinch SMA 50 Ohm connectors now and experience unmatched signal integrity and durability for your RF systems.

Frequently Asked Questions

Where can I buy Johnson-Cinch Connectivity Solutions 1420701881?

You can click on the BUY or RFQ button to purchase 1420701881 from an authorized Johnson-Cinch Connectivity Solutions distributor.

How do I troubleshoot issues or seek technical support for part 1420701881?

You can download the 1420701881 datasheet or visit the Johnson-Cinch Connectivity Solutions website for support.

Who is the manufacturer of 1420701881?

Johnson-Cinch Connectivity Solutions

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