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Amphenol D3899920FF11SN MIL-DTL-38999 Series III Connector

The MIL-DTL-38999 Series III Circular Connector is a high-performance, military-grade connector designed for robust and reliable electrical connections in demanding environments. It features a durable metal shell, threaded coupling mechanism, and multiple contact options to ensure secure termination and excellent environmental resistance.

Authorized Distributors
Source:Newark
Part No:D38999/20FF11SN
Stock:49
Inv Date:05-29-2026
Price: Unit price: $146.68
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Source:Newark
Part No:D38999/20FF11SN
Stock:1
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Price: Unit price: $1722.27
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Source:Newark
Part No:D38999/20FF11SN
Stock:86
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Price: Unit price: $163.28
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Source:Newark
Part No:D38999/20FF11SN
Stock:3
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Price: Unit price: $68.17
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Part No:D3899920FF11SN
Stock:6
Inv Date:05-30-2026
Price: Unit price: $111.32
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Part No:D38999/20FF11SN
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Inv Date:05-30-2026
Price: Unit price: $747.86
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Authorized Distributors
Part No:D38999/20FF11SN
Stock:100
Inv Date:05-30-2026
Price: Unit price: $80.54
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Source:DigiKey
Part No:D38999/20FF11SN
Stock:48
Inv Date:05-29-2026
Price: Unit price: $86.51
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Source:DigiKey
Part No:D38999/20FF11SN
Stock:772
Inv Date:05-29-2026
Price: Unit price: $152.79
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Source:DigiKey
Part No:D38999/20FF11SN
Stock:51
Inv Date:05-29-2026
Price: Unit price: $5974.11
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Source:DigiKey
Part No:D38999/20FF11SN
Stock:9
Inv Date:05-29-2026
Price: Unit price: $275.04
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Source:DigiKey
Part No:D38999/20FF11SN
Stock:68
Inv Date:05-29-2026
Price: Unit price: $96.92
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Part No:D38999/20FF11SN
Stock:0
Inv Date:05-29-2026
Price: Unit price: $257.95
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Part No:D38999/20FF11SN
Stock:0
Inv Date:05-29-2026
Price: Unit price: $87.88
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Part No:D38999/20FF11SN
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Inv Date:05-29-2026
Price: Unit price: $52.6
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Authorized Distributors
Part No:D38999/20FF11SN
Stock:24
Inv Date:05-29-2026
Price: Unit price: $56.8813
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Part No:D38999/20FF11SN
Stock:155
Inv Date:05-29-2026
Price: Unit price: $44.6876
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Part No:D38999/20FF11SN
Stock:17
Inv Date:05-29-2026
Price: Unit price: $51.4621
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Part No:D38999/20FF11SN
Stock:74
Inv Date:05-29-2026
Price: Unit price: $56.8813
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Part No:D38999/20FF11SN
Stock:466
Inv Date:05-29-2026
Price: Unit price: $44.6876
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Part No:D38999/20FF11SN
Stock:53
Inv Date:05-29-2026
Price: Unit price: $51.4621
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Part No:D38999/20FF11SN
Stock:117
Inv Date:05-29-2026
Price: Unit price: $48.35
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Part No:D38999/20FF11SN
Stock:32
Inv Date:05-29-2026
Price: Unit price: $82.32
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Amphenol D3899920FF11SN MIL-DTL-38999 Series III Connector Specifications:

  • Shell Material: Aluminum or Stainless Steel with various finishes (e.g., anodic coating, electroless nickel, olive drab cadmium, stainless steel)
  • Shell Sizes: From 9 to 25 (military standard sizes with optional high-density variants)
  • Contact Options: Coax, Twinax, Power, Quadrax, Fiber Optic in sizes 8, 12, 16, 20, 22D, 22M, 25, etc.
  • Contact Rating: Ranges from 1.5 Amps (28 AWG) up to 30 Amps in larger sizes, with specific current ratings per contact type
  • Connectors are hermetic, sealed, and corrosion resistant, with finishes including passivated stainless steel, cadmium, and nickel plating
  • Temperature Range: -65°C to 175°C
  • Environmental Resistance: Salt spray, vibration, shock, fluid immersion, hydrolytic stability
  • Coupling Mechanism: Threaded with Acme threads, self-locking for quick and secure engagement
  • Electrical: Electromagnetic interference (EMI) shielding of 65dB minimum at 10 GHz
  • Standards: Conforms to MIL-DTL-38999 Series III, qualified for high vibration and severe environmental conditions

Buy the Amphenol Series III MIL-DTL-38999: D3899920FF11SN

Experience the reliability of the MIL-DTL-38999 Series III connector, engineered for severe environments. Featuring a durable metal shell, threaded coupling, and excellent EMI shielding, it ensures secure electrical connections in aerospace, defense, and industrial applications. With a wide range of contact options including coax, twinax, and fiber optics, this connector is designed for ease of assembly, high durability, and environmental resistance. Perfect for military and aerospace needs, it guarantees performance under the harshest conditions.

Get Amphenol Series III MIL-DTL-38999 D3899920FF11SN today—built for precision and long-lasting durability in demanding applications.

Frequently Asked Questions

Where can I buy Amphenol D3899920FF11SN?

You can click on the BUY or RFQ button to purchase D3899920FF11SN from an authorized Amphenol distributor.

How do I troubleshoot issues or seek technical support for part D3899920FF11SN?

You can download the D3899920FF11SN datasheet or visit the Amphenol website for support.

Who is the manufacturer of D3899920FF11SN?

Amphenol

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