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AMPHENOL RF 0315911RFX BNC RF Connector

Amphenol's 031-5911-RFX BNC connector is a miniature, lightweight RF connector developed for quick and easy connection and disconnection. Featuring a bayonet coupling mechanism, it's ideal for terminating miniature to subminiature coaxial cables like RG-58, 59, RG-179, and RG-316. Widely used in applications requiring reliable RF signal transmission, such as test instrumentation, medical equipment, and cable assemblies, the 031-5911-RFX offers a balance of performance and convenience. It's available in various termination styles and complements a full line of accessories for versatile system integration.

Authorized Distributors
Source:DigiKey
Part No:031-5911-RFX
Stock:0
Inv Date:06-08-2026
Price: Unit price: $7.82
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Part No:031-5911-RFX
Stock:738
Inv Date:06-08-2026
Price: Unit price: $8.16
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Part No:031-5911-RFX
Stock:0
Inv Date:06-08-2026
Price: Unit price: $8.57
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Part No:031-5911-RFX
Stock:514
Inv Date:06-08-2026
Price: Unit price: $7.97
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Part No:031-5911-RFX
Stock:514
Inv Date:06-08-2026
Price: Unit price: $7.97
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Part No:031-5911-RFX
Stock:154
Inv Date:06-08-2026
Price: Unit price: $4.39
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AMPHENOL RF 0315911RFX 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)
  • Temperature Range: -65°C to +165°C
  • Material (Body & Outer Contacts): Brass, nickel plated
  • Material (Male Contact): Brass, gold plated
  • Material (Female Contact): Beryllium copper or phosphor bronze, gold or silver plated

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Frequently Asked Questions

Where can I buy AMPHENOL RF 0315911RFX?

You can click on the BUY or RFQ button to purchase 0315911RFX from an authorized AMPHENOL RF distributor.

How do I troubleshoot issues or seek technical support for part 0315911RFX?

You can download the 0315911RFX datasheet or visit the AMPHENOL RF website for support.

Who is the manufacturer of 0315911RFX?

AMPHENOL RF

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