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Johnson-Cinch Connectivity Solutions 1420701401 SMA Bulkhead Connector

The bulkhead solder SMA straight jack connector is designed for RF communication systems, offering high performance at 0-18 GHz frequency range. It features a gold-plated brass body and contacts for optimal conductivity and corrosion resistance. The connector supports a 50-ohm impedance with a robust PTFE insulator, ensuring reliable signal transmission and durability in industrial and wireless applications. Its compact form allows easy panel mounting, making it ideal for 5G wireless equipment, test instruments, and high-frequency radio systems, ensuring low VSWR and high power handling capacity.

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Source:DigiKey
Part No:142-0701-401
Stock:965
Inv Date:05-30-2026
Price: Unit price: $6.61
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Source:DigiKey
Part No:142-0701-401
Stock:30
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Price: Unit price: $14.88
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Part No:142-0701-401
Stock:113
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Price: Unit price: $6.61
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Part No:142-0701-401
Stock:229
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Price: Unit price: $9.37
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Part No:142-0701-401
Stock:460
Inv Date:05-30-2026
Price: Unit price: $5.23
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Part No:142-0701-401
Stock:460
Inv Date:05-30-2026
Price: Unit price: $5.23
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Part No:142-0701-401
Stock:3
Inv Date:05-30-2026
Price: Unit price: $4.65
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Johnson-Cinch Connectivity Solutions 1420701401 SMA Bulkhead Connector Specifications:

  • Impedance: 50 ohms
  • Frequency Range: 0-18 GHz
  • VSWR: N/A (f= GHz)
  • Center Contact Resistance: 0.15 mΩ (tested at 6 GHz), 0.03 mΩ (tested at 10 GHz)
  • Outer Contact Resistance: 2.0 mΩ
  • Dielectric Withstanding Voltage: 1000 VRMS minimum
  • Insulation Resistance: 5000 megohms minimum
  • Material: Brass body, gold plated, PTFE insulator
  • Connector Type: Straight bulkhead SMA
  • Mounting Hole Diameter: .220 inches (5.59 mm)
  • Coupling Nut Torque: 15 inch-pounds
  • Operating Temperature: -65°C to +165°C
  • Durability: 500 cycles minimum
  • Connector Shell: Brass per QQ-B-626, gold plated per MIL-G-45204
  • Contacts: Brass or beryllium copper, gold plated per MIL-G-45204
  • Environmental Ratings: MIL-STD-202 compliant for shock and vibration

Buy the Cinch Series SMA 50 Ohm Connector: 1420701401

Order the Cinch Series SMA bulkhead connector with 50 ohm impedance today for high-frequency applications up to 18 GHz. featuring gold-plated brass body, PTFE insulator, and reliable RF performance. Its compact design allows easy panel installation for wireless and industrial systems, including 5G networks. Designed for durability with 500 cycles minimum, it ensures low VSWR, high power handling, and corrosion resistance. Perfect for high-frequency RF circuits, test equipment, and communication infrastructure, providing excellent signal integrity and longevity.

Get Cinch 1420701401 today—built for precision and long-lasting durability.

Frequently Asked Questions

Where can I buy Johnson-Cinch Connectivity Solutions 1420701401?

You can click on the BUY or RFQ button to purchase 1420701401 from an authorized Johnson-Cinch Connectivity Solutions distributor.

How do I troubleshoot issues or seek technical support for part 1420701401?

You can download the 1420701401 datasheet or visit the Johnson-Cinch Connectivity Solutions website for support.

Who is the manufacturer of 1420701401?

Johnson-Cinch Connectivity Solutions

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