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Amphenol Aerospace D3899926WC4SN Circular Connector

The Amphenol Aerospace D38999/26WC4SN is a MIL-DTL-38999 Series III circular straight plug connector featuring 4 contact points. Designed for high reliability and durability, this connector is suitable for harsh environments such as extreme shocks, vibrations, moisture, and corrosion. It is resistant to salt spray for up to 500 hours and operates across an extreme temperature range from -65°C to +200°C. The connector offers a minimum insulation resistance of 5000 MΩ at 500VDC, a scoop-proof contact design to prevent accidental damage, and IP67 environmental sealing. It features a self-locking, triple-start threaded coupling system with an aluminum alloy body coated in olive drab chromate over cadmium. Contacts are copper alloy crimp sockets with gold plating, ensuring excellent conductivity and corrosion resistance. This connector is ideal for defense, military, aerospace, and industrial applications.

Authorized Distributors
Source:Newark
Part No:D38999/26WC4SN
Stock:5
Inv Date:06-12-2026
Price: Unit price: $141.62
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Source:Newark
Part No:D38999/26WC4SN
Stock:53
Inv Date:06-12-2026
Price: Unit price: $91.73
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Part No:D38999/26WC4SN
Stock:0
Inv Date:06-13-2026
Price: N/A
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Part No:D38999/26WC4SN
Stock:75
Inv Date:06-13-2026
Price: Unit price: $89.27
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Source:DigiKey
Part No:D38999/26WC4SN
Stock:267
Inv Date:06-12-2026
Price: Unit price: $66.62
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Source:DigiKey
Part No:D38999/26WC4SN
Stock:6
Inv Date:06-12-2026
Price: Unit price: $160.58
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Source:DigiKey
Part No:D38999/26WC4SN
Stock:21
Inv Date:06-12-2026
Price: Unit price: $4535.59
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Source:DigiKey
Part No:D38999/26WC4SN
Stock:1136
Inv Date:06-12-2026
Price: Unit price: $148.14
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Source:DigiKey
Part No:D38999/26WC4SN
Stock:397
Inv Date:06-12-2026
Price: Unit price: $64.31
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Authorized Distributors
Part No:D38999/26WC4SN
Stock:459
Inv Date:06-13-2026
Price: Unit price: $92.42
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Part No:D38999/26WC4SN
Stock:0
Inv Date:06-13-2026
Price: Unit price: $876.92
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Part No:D38999/26WC4SN
Stock:0
Inv Date:06-12-2026
Price: Unit price: $52.82
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Part No:D38999/26WC4SN
Stock:200
Inv Date:06-12-2026
Price: Unit price: $38.375
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Part No:D38999/26WC4SN
Stock:50
Inv Date:06-12-2026
Price: Unit price: $40.607
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Part No:D38999/26WC4SN
Stock:600
Inv Date:06-12-2026
Price: Unit price: $38.375
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Part No:D38999/26WC4SN
Stock:142
Inv Date:06-12-2026
Price: Unit price: $82.5124
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Part No:D38999/26WC4SN
Stock:16
Inv Date:06-12-2026
Price: Unit price: $40.607
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Part No:D38999/26WC4SN
Stock:47
Inv Date:06-12-2026
Price: Unit price: $82.5124
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Authorized Distributors
Part No:D38999/26WC4SN
Stock:242
Inv Date:06-12-2026
Price: Unit price: $52.95
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Part No:D38999/26WC4SN
Stock:4
Inv Date:06-12-2026
Price: Unit price: $57.65
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Part No:D38999/26WC4SN
Stock:879
Inv Date:06-13-2026
Price: N/A
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Amphenol Aerospace D3899926WC4SN Circular Connector Specifications:

  • Shell Material: Aluminum alloy with olive drab chromate over cadmium coating
  • Number of Contacts: 4 (crimp sockets with gold plating)
  • Temperature Range: -65°C to +200°C
  • Salt Spray Resistance: Up to 500 hours
  • Sealing: IP67 environmental sealing
  • Insulation Resistance: Minimum 5000 MΩ at 500VDC
  • Coupling System: Self-locking, triple-start threaded design
  • Contact Material: Copper alloy
  • Design: Scoop-proof to prevent contact damage
  • Application: Defense, military, aerospace, industrial
  • Operating Environment: Harsh, including shocks and vibrations

Buy the Amphenol Series III D38999/26WC4SN: Circular Connector

Experience the superior durability and performance of the Amphenol Series III D38999/26WC4SN circular connector. Designed for harsh applications, it features a scoop-proof contact system, IP67 sealing, and excellent temperature resistance from -65°C to +200°C. With minimal salt spray exposure of 500 hours and a robust aluminum alloy shell treated with olive drab chromate over cadmium, this connector provides optimal protection against corrosion, moisture, and mechanical shocks. Ideal for military, aerospace, and industrial use, it guarantees reliable connectivity in extreme conditions.

Order your Amphenol Series III D38999/26WC4SN connector today and ensure reliable performance in the most demanding environments.

Frequently Asked Questions

Where can I buy Amphenol Aerospace D3899926WC4SN?

You can click on the BUY or RFQ button to purchase D3899926WC4SN from an authorized Amphenol Aerospace distributor.

How do I troubleshoot issues or seek technical support for part D3899926WC4SN?

You can download the D3899926WC4SN datasheet or visit the Amphenol Aerospace website for support.

Who is the manufacturer of D3899926WC4SN?

Amphenol Aerospace

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