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Amphenol D3899920WJ61SN MIL-DTL-38999 Series III Circular Connector

This is a MIL-DTL-38999 Series III circular connector, designed for military and aerospace applications. It offers reliable, high-performance connectors with secure locking mechanisms, resistance to harsh environments, and durable construction suitable for demanding use.

Authorized Distributors
Source:Newark
Part No:D38999/20WJ61SN
Stock:49
Inv Date:05-29-2026
Price: Unit price: $122.07
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Part No:D38999/20WJ61SN
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Inv Date:05-30-2026
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Part No:D38999/20WJ61SN
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Inv Date:05-30-2026
Price: Unit price: $148.78
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Part No:D38999/20WJ61SN
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Inv Date:05-30-2026
Price: Unit price: $155.94
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Source:DigiKey
Part No:D38999/20WJ61SN
Stock:0
Inv Date:05-29-2026
Price: Unit price: $133.89
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Source:DigiKey
Part No:D38999/20WJ61SN
Stock:5
Inv Date:05-29-2026
Price: Unit price: $7174.44
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Source:DigiKey
Part No:D38999/20WJ61SN
Stock:907
Inv Date:05-29-2026
Price: Unit price: $350.97
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Source:DigiKey
Part No:D38999/20WJ61SN
Stock:8
Inv Date:05-29-2026
Price: Unit price: $148.02
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Authorized Distributors
Source:DigiKey
Part No:D38999/20WJ61SN
Stock:0
Inv Date:05-29-2026
Price: Unit price: $354.83
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Part No:D38999/20WJ61SN
Stock:0
Inv Date:05-30-2026
Price: Unit price: $1619.34
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Part No:D38999/20WJ61SN
Stock:0
Inv Date:05-29-2026
Price: Unit price: $422.78
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Part No:D38999/20WJ61SN
Stock:0
Inv Date:05-29-2026
Price: Unit price: $94.53
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Part No:D38999/20WJ61SN
Stock:0
Inv Date:05-29-2026
Price: Unit price: $95.66
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Part No:D38999/20WJ61SN
Stock:29
Inv Date:05-29-2026
Price: Unit price: $86.7042
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Part No:D38999/20WJ61SN
Stock:89
Inv Date:05-29-2026
Price: Unit price: $86.7042
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Part No:D38999/20WJ61SN
Stock:647
Inv Date:05-29-2026
Price: Unit price: $71.4549
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Part No:D38999/20WJ61SN
Stock:84
Inv Date:05-29-2026
Price: Unit price: $270.81
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Authorized Distributors
Part No:D38999/20WJ61SN
Stock:215
Inv Date:05-29-2026
Price: Unit price: $71.4549
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Part No:D38999/20WJ61SN
Stock:84
Inv Date:05-29-2026
Price: Unit price: $270.81
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Part No:D38999/20WJ61SN
Stock:5
Inv Date:05-29-2026
Price: Unit price: $2485.94
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Part No:D38999/20WJ61SN
Stock:9
Inv Date:05-29-2026
Price: Unit price: $65.56
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Part No:D38999/20WJ61SN
Stock:32
Inv Date:05-29-2026
Price: Unit price: $111.23
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Amphenol D3899920WJ61SN MIL-DTL-38999 Series III Circular Connector Specifications:

  • Shell Size & Insert Arrangement: Series III, 22 contacts, size 25, size 22D, size 20, size 16, size 12, size 10, size 8
  • Contact Size & Type: Pin and Socket contacts from M39029/60 series, high durability options
  • Finish & Material: Electroless nickel plated aluminum, corrosion-resistant stainless steel, or olive drab cadmium over nickel
  • Temperature Range: -65°C to 175°C
  • Voltage Rating: Up to 1000 VRMS @ sea level, depending on configuration
  • Vibration & Shock Resistance: Meets or exceeds MIL-STD-134, withstands severe vibration and shock
  • EMI/EMP Shielding: Superior metal-to-metal coupling providing >65dB shielding effectiveness at 10 GHz
  • Sealing: Interfacial seals meet MIL-DTL-38999 Series III requirements for electrolytic erosion resistance
  • Locking Mechanism: Self-locking, quick coupling with 360° turn, distribution of torque
  • Environmental Resistance: Salt spray up to 500 hours (metal shells), 2000 hours (composite shells), corrosion resistant finishes
  • Inserts & Contacts: Various insert arrangements, rear removable contacts, gold plated contacts with micro-inch specifications

Buy the Amphenol Series III MIL-DTL-38999: D3899920WJ61SN

Order the Amphenol MIL-DTL-38999 Series III circular connector online today. Engineered for demanding military and aerospace applications, this high-reliability connector features secure locking, superior EMI shielding, and corrosion-resistant finishes. It is designed to withstand severe vibration, shock, and extreme temperatures, making it perfect for harsh environments. Whether you need a high-density, sealed, or hermetic configuration, our connectors meet or exceed military standards. Experience durability and performance—purchase now to ensure your critical systems stay connected and protected in the most demanding conditions.

Get Amphenol Series III MIL-DTL-38999 connector today—built for high durability, secure locking, and resistant to harsh environments, ideal for aerospace and military use.

Frequently Asked Questions

Where can I buy Amphenol D3899920WJ61SN?

You can click on the BUY or RFQ button to purchase D3899920WJ61SN from an authorized Amphenol distributor.

How do I troubleshoot issues or seek technical support for part D3899920WJ61SN?

You can download the D3899920WJ61SN datasheet or visit the Amphenol website for support.

Who is the manufacturer of D3899920WJ61SN?

Amphenol

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