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Amphenol D3899920KD18PN MIL-DTL-38999 Circular Connector

This is a MIL-DTL-38999 Series III circular connector designed for military and aerospace applications. It features robust construction suitable for harsh environments and provides reliable electrical connectivity in a compact, threaded shell design.

Authorized Distributors
Source:DigiKey
Part No:D38999/20KD18PN
Stock:2
Inv Date:05-29-2026
Price: Unit price: $155.18
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Source:DigiKey
Part No:D38999/20KD18PN
Stock:0
Inv Date:05-29-2026
Price: Unit price: $138.86
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Source:DigiKey
Part No:D38999/20KD18PN
Stock:6
Inv Date:05-29-2026
Price: Unit price: $427.45
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Part No:D38999/20KD18PN
Stock:0
Inv Date:05-30-2026
Price: N/A
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Part No:D38999/20KD18PN
Stock:0
Inv Date:05-30-2026
Price: N/A
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Part No:D38999/20KD18PN
Stock:0
Inv Date:05-29-2026
Price: Unit price: $117.42
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Part No:D38999/20KD18PN
Stock:36
Inv Date:05-29-2026
Price: Unit price: $111.447
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Part No:D38999/20KD18PN
Stock:12
Inv Date:05-29-2026
Price: Unit price: $111.447
Buy/RFQ:
Part No:D38999/20KD18PN
Stock:1
Inv Date:05-29-2026
Price: Unit price: $123.77
Buy/RFQ:

Amphenol D3899920KD18PN MIL-DTL-38999 Circular Connector Specifications:

  • Shell Size: Size 20
  • Contact Size: 18
  • Material: Aluminum shell, optionally stainless steel or composite
  • Finish: Anodic coating, electroless nickel, or other finishes
  • Temperature Range: -55°C to +175°C
  • Dielectric Withstanding Voltage: 1000 VRMS at sea level
  • Electrical Rating: 13-28 Amps depending on contact type
  • Vibration Resistance: Meets or exceeds MIL-STD-810 standards
  • Salt Spray Resistance: Up to 500 hours with corrosion-resistant finishes
  • Environmental Resistance: Water immersion, salt spray, vibration, shock, and temperature extremes
  • Locking Mechanism: 360° threaded coupling, self-locking

Buy the Buy Amphenol MIL-DTL-38999 Series III Circular Connector Part Number D3899920KD18PN Online

Purchase the high-performance Amphenol MIL-DTL-38999 Series III Circular Connector online and ensure reliable electrical connectivity in demanding aerospace and military applications. Engineered for durability, this connector features a threaded locking system, corrosion-resistant finishes, and superior EMI shielding, making it ideal for critical systems requiring robust environmental resistance. With a compact design and versatile contact configurations, it offers the perfect solution for aerospace, defense, and industrial demanding environments. Get yours today for unmatched quality and performance.

Order your Amphenol MIL-DTL-38999 Series III Circular Connector today and give your projects the dependable, rugged quality they deserve for harsh environments.

Frequently Asked Questions

Where can I buy Amphenol D3899920KD18PN?

You can click on the BUY or RFQ button to purchase D3899920KD18PN from an authorized Amphenol distributor.

How do I troubleshoot issues or seek technical support for part D3899920KD18PN?

You can download the D3899920KD18PN datasheet or visit the Amphenol website for support.

Who is the manufacturer of D3899920KD18PN?

Amphenol

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