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Johnson-Cinch Connectivity Solutions 1420701421 SMA RF Connector

This component is designed for RF communications, industrial applications, and 5G wireless systems. It offers reliable performance in high-frequency and demanding environments. Made with gold and nickel-plated brass and beryllium copper contacts, it supports frequencies up to 18 GHz with low VSWR and insertion loss. The SMA connector features rugged construction, precise threading, and environmental resistance complying with MIL specifications. Suitable for aerospace, telecommunications, and military use, it delivers excellent durability, electrical stability, and EMI shielding in demanding technical environments.

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Source:DigiKey
Part No:142-0701-421
Stock:2648
Inv Date:05-30-2026
Price: Unit price: $14.81
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Part No:142-0701-421
Stock:149
Inv Date:05-31-2026
Price: Unit price: $14.38
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Part No:142-0701-421
Stock:0
Inv Date:05-30-2026
Price: Unit price: $17.45
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Part No:142-0701-421
Stock:0
Inv Date:05-30-2026
Price: Unit price: $13.26
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Part No:142-0701-421
Stock:0
Inv Date:05-30-2026
Price: Unit price: $13.26
Buy/RFQ:
Part No:142-0701-421
Stock:17
Inv Date:05-30-2026
Price: Unit price: $12.21
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Johnson-Cinch Connectivity Solutions 1420701421 SMA RF Connector Specifications:

  • Impedance: 50 ohms
  • Frequency Range: 0-18 GHz
  • VSWR: Varies with frequency, tested at 6 GHz and above
  • Insertion Loss: Up to 0.03 dB at 10 GHz
  • Dielectric Withstanding Voltage: 1000 VRMS
  • Power Rating: 0.5 watt at +25°C, derated to 0.25 watt at +125°C
  • Mechanical Ratings: MIL-C-39012, 500 mating cycles
  • Materials: Brass bodies with gold or nickel plating, beryllium copper contacts, PTFE insulators
  • Temperature Range: -65°C to +165°C
  • Environmental Resistance: MIL-STD compliance including corrosion, vibration, shock
  • Connectors for RG-178, RG-316, LMR series cables supported
  • Electrical Resistance: Center contact max 3 milliohms
  • Outer contact resistance: max 0.5 milliohms
  • Seal: Silicone rubber
  • EMI Gaskets: Conductive silicone rubber, MIL-G-83528
  • Nut Torque: 15 in-lb, mating torque 7-10 in-lb

Buy the Cinch Series SMA RF Connector: 1420701421

Experience reliable high-frequency connectivity with the advanced SMA RF Connector. Designed for RF communications, 5G, and industrial systems, it features durable brass and copper construction with gold and nickel plating for corrosion resistance. Supporting frequencies up to 18 GHz, it offers low VSWR and insertion loss to ensure signal integrity. Easy to install, with MIL-compliant durability for demanding environments, this connector is perfect for aerospace, telecommunications, and military applications. Buy online now for superior performance and long-term reliability.

Get Cinch SMA RF Connector 1420701421 today—built for precision and long-lasting durability in high-frequency environments.

Frequently Asked Questions

Where can I buy Johnson-Cinch Connectivity Solutions 1420701421?

You can click on the BUY or RFQ button to purchase 1420701421 from an authorized Johnson-Cinch Connectivity Solutions distributor.

How do I troubleshoot issues or seek technical support for part 1420701421?

You can download the 1420701421 datasheet or visit the Johnson-Cinch Connectivity Solutions website for support.

Who is the manufacturer of 1420701421?

Johnson-Cinch Connectivity Solutions

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