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Amphenol D3899920WJ29SB Series III Connector

This is a MIL-DTL-38999 Series III circular connector designed for demanding military and aerospace applications. It features a rugged construction with a watertight and dustproof seal, ensuring reliable performance in harsh environments. The connector accommodates multiple contacts and provides secure coupling for high-speed signal and power transmission.

Authorized Distributors
Source:Newark
Part No:D38999/20WJ29SB
Stock:12
Inv Date:05-29-2026
Price: Unit price: $121.59
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Inv Date:05-30-2026
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Source:DigiKey
Part No:D38999/20WJ29SB
Stock:154
Inv Date:05-29-2026
Price: Unit price: $143.42
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Source:DigiKey
Part No:D38999/20WJ29SB
Stock:0
Inv Date:05-29-2026
Price: Unit price: $100.175
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Source:DigiKey
Part No:D38999/20WJ29SB
Stock:1
Inv Date:05-29-2026
Price: Unit price: $6931.35
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Source:DigiKey
Part No:D38999/20WJ29SB
Stock:29
Inv Date:05-29-2026
Price: Unit price: $263.41
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Source:DigiKey
Part No:D38999/20WJ29SB
Stock:12
Inv Date:05-29-2026
Price: Unit price: $305.64
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Part No:D38999/20WJ29SB
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Inv Date:05-30-2026
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Part No:D38999/20WJ29SB
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Authorized Distributors
Part No:D3899920WJ29SB
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Part No:D38999/20WJ29SB
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Inv Date:05-30-2026
Price: Unit price: $97.91
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Part No:D38999/20WJ29SB
Stock:0
Inv Date:05-30-2026
Price: Unit price: $867.69
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Part No:D38999/20WJ29SB
Stock:0
Inv Date:05-29-2026
Price: Unit price: $420.04
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Part No:D38999/20WJ29SB
Stock:0
Inv Date:05-29-2026
Price: Unit price: $85.81
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Part No:D38999/20WJ29SB
Stock:4
Inv Date:05-29-2026
Price: Unit price: $79.013
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Part No:D38999/20WJ29SB
Stock:21
Inv Date:05-29-2026
Price: Unit price: $62.8063
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Part No:D38999/20WJ29SB
Stock:13
Inv Date:05-29-2026
Price: Unit price: $79.013
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Part No:D38999/20WJ29SB
Stock:63
Inv Date:05-29-2026
Price: Unit price: $62.8063
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Authorized Distributors
Part No:D38999/20WJ29SB
Stock:8
Inv Date:05-29-2026
Price: Unit price: $103.79
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Part No:D38999/20WJ29SB
Stock:1
Inv Date:05-29-2026
Price: Unit price: $2401.69
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Amphenol D3899920WJ29SB Series III Connector Specifications:

  • Shell Material: Aluminum with optional stainless steel or composite options
  • Sealing: Watertight and dustproof interface to prevent electrolytic erosion
  • Finish Options: Electroless Nickel, Olive Drab Cadmium, Stainless Steel with Nickel Plating, or Durmalon
  • Voltage Rating: Up to 2500 VRMS (Sea level), depending on configuration
  • Temperature Range: -55°C to +200°C
  • Contact Ratings: Up to 25 Amperes for power contacts; 65 dB EMI shielding effectiveness at 10 GHz
  • Shell Size & Contact Arrangement: Sizes 8 to 25, various insert configurations including coax, twinax, and quadrax
  • Vibration/Shock Resistance: Meets or exceeds MIL-DTL-38999 specifications with high durability in severe environments
  • Corrosion Resistance: Capable of withstanding 500 hours of salt spray exposure
  • Keying & Keyway: Multiple configurations to prevent cross-mating
  • Assembly: Crimp, solder, or backshell options available
  • Certifications: MIL-STD-1344, MIL-STD-883

Buy the Amphenol Series III MIL-DTL-38999: D3899920WJ29SB

Discover the durability and reliability of the Series III MIL-DTL-38999 connector from Amphenol. Designed for harsh environments, it ensures high-speed signal and power integrity with robust sealing, corrosion resistance, and a secure coupling mechanism. Perfect for military, aerospace, and industrial applications, this connector provides peace of mind with its high-performance ratings and versatile configurations. Order now online and enhance your system’s resilience with trusted Amphenol interconnect solutions tailored for demanding operational conditions.

Order your Amphenol Series III MIL-DTL-38999 connector today and ensure robust high-speed performance in demanding military and aerospace environments.

Frequently Asked Questions

Where can I buy Amphenol D3899920WJ29SB?

You can click on the BUY or RFQ button to purchase D3899920WJ29SB from an authorized Amphenol distributor.

How do I troubleshoot issues or seek technical support for part D3899920WJ29SB?

You can download the D3899920WJ29SB datasheet or visit the Amphenol website for support.

Who is the manufacturer of D3899920WJ29SB?

Amphenol

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