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AMPHENOL RF 311075 RF BNC Connector

This is an isolated BNC series RF connector, designed as a straight jack with gold-plated phosphor bronze contacts and a solder cup termination. The connector features a brass body with a nickel-plated finish and a nylon insulator. It employs a bayonet locking mechanism for quick connect and disconnect, achieved with just a quarter turn of the coupling nut. Specifically designed as a 75-ohm connector, it provides high-performance impedance-matched connections suitable for applications requiring true 75 ohm operation to minimize signal distortion. The connector has a bulkhead front mount design, standard polarity, and extended dielectric. It offers a minimum insulation resistance of 5000 megaohms, supports up to 500 mating cycles, and operates over a temperature range of -85°C to 165°C. Suitable for RF communications, networking, automotive, computer peripherals, medical, sensing, and instrumentation applications.

Authorized Distributors
Source:DigiKey
Part No:31-10-75
Stock:31
Inv Date:05-28-2026
Price: Unit price: $14.87
Buy/RFQ:
Part No:31-10-75
Stock:847
Inv Date:05-28-2026
Price: Unit price: $12.72
Buy/RFQ:
Part No:31107.5
Stock:0
Inv Date:05-28-2026
Price: Unit price: $5.87
Buy/RFQ:
Part No:31-10-75
Stock:847
Inv Date:05-28-2026
Price: Unit price: $12.72
Buy/RFQ:
Part No:31107.5
Stock:0
Inv Date:05-28-2026
Price: Unit price: $5.87
Buy/RFQ:

AMPHENOL RF 311075 RF BNC Connector Specifications:

  • Impedance: 75 ohms
  • Connector Type: BNC jack (straight), bulkhead mount
  • Material: Brass body, nylon insulator
  • Finish: Nickel-plated
  • Contact Material: Gold-plated phosphor bronze
  • Termination: Solder cup
  • Operating Temperature: -85°C to 165°C
  • Insulation Resistance: Minimum 5000 megaohms
  • Durability: Supports up to 500 mating cycles
  • Locking Mechanism: Bayonet type – quarter turn for quick connect/disconnect
  • Dielectric Extension: Extended dielectric design
  • Application: RF communications, networking, automotive, medical, sensing, and instrumentation

Buy the Buy Amphenol RF BNC Connector Part Number 311075 Online

Experience reliable, high-quality RF connections with this 75-ohm BNC connector engineered for durability and performance. Featuring a bulkhead mount design, gold-plated contacts, and a quarter-turn bayonet locking mechanism, it ensures quick installation and secure connections. Its extended dielectric and nylon insulator support a broad temperature range from -85°C to 165°C, making it suitable for diverse environments like RF communications, networking, medical, and automotive applications. Support for up to 500 mating cycles guarantees long-term reliability and efficient performance in demanding technical settings.

Get Amphenol 311075 today—built for precision and long-lasting durability in RF and signal applications.

Frequently Asked Questions

Where can I buy AMPHENOL RF 311075?

You can click on the BUY or RFQ button to purchase 311075 from an authorized AMPHENOL RF distributor.

How do I troubleshoot issues or seek technical support for part 311075?

You can download the 311075 datasheet or visit the AMPHENOL RF website for support.

Who is the manufacturer of 311075?

AMPHENOL RF

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