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AMPHENOL RF 31543110RFX BNC RF Connector

Amphenol's 31-5431-10RFX BNC connector is a miniature, lightweight RF connector developed for quick connect/disconnect functionality. It utilizes a bayonet coupling mechanism, allowing for easy and secure mating with a quarter-turn of the coupling nut. Ideal for cable termination of miniature to subminiature coaxial cables, this connector finds applications in various industries including telecommunications, instrumentation, and medical equipment. Amphenol offers both 50Ω and 75Ω BNC connectors to meet diverse impedance matching requirements, and connectors may be military grade (MIL-C-39012) or industrial grade.

Authorized Distributors
Part No:31-5431-10RFX
Stock:15
Inv Date:05-28-2026
Price: Unit price: $2.816
Buy/RFQ:
Part No:31-5431-10RFX
Stock:15
Inv Date:05-28-2026
Price: Unit price: $2.816
Buy/RFQ:

AMPHENOL RF 31543110RFX BNC RF Connector Specifications:

  • Impedance: 50 Ω nominal
  • Frequency Range: DC - 4 GHz (usable to 11 GHz)
  • VSWR: 1.3 max. @ DC - 4 GHz (straight)
  • RF Leakage: 55 dB minimum @ 3 GHz
  • Voltage Rating: ≥ 500 V peak (depending on cable)
  • Contact Resistance: {'Center Contact': '≤ 1.5 mΩ', 'Outer Contact': '≤ 0.2 mΩ', 'Braid to Body': '≤ 0.1 mΩ'}
  • Insulation Resistance: 5,000 MΩ minimum
  • Insertion Loss: maximum 0.2 dB max. @ 3 GHz
  • Dielectric Withstanding Voltage: 1,500 Vrms (at sea level)
  • Mating: 2-stud bayonet lock coupling (MIL-STD-348)
  • Coupling Torque: 0.6 / 2.5 in-lbs (7 / 28 N-cm)
  • Coupling Nut Retention Force: 101 lbs (450N) min.
  • Center Contact Retention Force: ≥ 6.1 lbs (27N)
  • Material: {'Body and Outer Contacts': 'Brass, nickel plated', 'Male Contact': 'Brass, gold plated', 'Female Contact': 'Beryllium copper or phosphor bronze, gold or silver plated', 'Crimp Ferrule': 'Copper or brass, nickel plated', 'Insulator': 'PTFE, copolymer of styrene'}

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Frequently Asked Questions

Where can I buy AMPHENOL RF 31543110RFX?

You can click on the BUY or RFQ button to purchase 31543110RFX from an authorized AMPHENOL RF distributor.

How do I troubleshoot issues or seek technical support for part 31543110RFX?

You can download the 31543110RFX datasheet or visit the AMPHENOL RF website for support.

Who is the manufacturer of 31543110RFX?

AMPHENOL RF

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