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Amphenol D3899920MH55SB Mil-Dtl-38999 Connector

This is a MIL-DTL-38999 Series III circular connector, designed for military and aerospace applications. It features a robust metal shell with military-grade durability, providing reliable connections in demanding environments. Suitable for electrical and signal connections in complex systems.

Authorized Distributors
Source:DigiKey
Part No:D38999/20MH55SB
Stock:13
Inv Date:05-29-2026
Price: Unit price: $321.49
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Source:DigiKey
Part No:D38999/20MH55SB
Stock:14
Inv Date:05-29-2026
Price: Unit price: $514.45
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Part No:D38999/20MH55SB
Stock:0
Inv Date:05-30-2026
Price: Unit price: $1031.21
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Part No:D3899920MH55SB
Stock:0
Inv Date:05-30-2026
Price: N/A
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Part No:D38999/20MH55SB
Stock:0
Inv Date:05-30-2026
Price: N/A
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Part No:D38999/20MH55SB
Stock:0
Inv Date:05-30-2026
Price: N/A
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Part No:D38999/20MH55SB
Stock:0
Inv Date:05-29-2026
Price: Unit price: $108.79
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Part No:D38999/20MH55SB
Stock:15
Inv Date:05-29-2026
Price: Unit price: $112.851
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Part No:D38999/20MH55SB
Stock:11
Inv Date:05-29-2026
Price: Unit price: $102.768
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Authorized Distributors
Part No:D38999/20MH55SB
Stock:5
Inv Date:05-29-2026
Price: Unit price: $112.851
Buy/RFQ:
Part No:D38999/20MH55SB
Stock:3
Inv Date:05-29-2026
Price: Unit price: $102.768
Buy/RFQ:
Part No:D38999/20MH55SB
Stock:11
Inv Date:05-29-2026
Price: Unit price: $112.84
Buy/RFQ:
Part No:D38999/20MH55SB
Stock:7
Inv Date:05-29-2026
Price: Unit price: $2651.62
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Amphenol D3899920MH55SB Mil-Dtl-38999 Connector Specifications:

  • Shell Material: Aluminum, Stainless Steel, or Composite
  • Finish Options: Anodic Coating, Electroless Nickel, Olive Drab Cadmium Plate, Nickel Plate, Durmalon, Zinc-Nickel
  • Service Rating: MIL-STD-1760 compatible, EMI shielding of 65dB minimum at 10 GHz
  • Temperature Range: -65°C to +175°C
  • Contact Types: Pin, Socket, Quadrax, Twinax
  • Number of Contacts: Up to 128 positions depending on size and arrangement
  • Electrical Resistance: 5,000 Megaohms min. @ 500 VDC
  • Dielectric Withstanding Voltage: 1000 VRMS @ sea level
  • Vibration Resistance: Exceeds MIL-STD-810, capable of withstanding sine and random vibration
  • Corrosion Resistance: Salt spray tested up to 500 hours for metal shells, up to 2000 hours for composite shells
  • Sealing: Interfacial seals meet MIL-DTL-38999 standards for moisture and electrolytic erosion resistance
  • Insertion and Extraction Tools: Available for various contact sizes, ensuring reliable assembly and disassembly

Buy the Buy Amphenol MIL-DTL-38999 Series III Part Number D3899920MH55SB Online

Order the Amphenol MIL-DTL-38999 Series III connector online today for high-performance, durable, and reliable connections tailored for aerospace, military, and harsh environment applications. This connector offers superior EMI shielding, corrosion resistance, and high contact density, ensuring your systems operate flawlessly in extreme conditions. Easy to order, quick to install, and built to meet or exceed military standards, making it the perfect choice for mission-critical connections in demanding environments.

Buy Amphenol MIL-DTL-38999 Series III part number D3899920MH55SB now and experience unmatched reliability and performance in demanding military and aerospace systems.

Frequently Asked Questions

Where can I buy Amphenol D3899920MH55SB?

You can click on the BUY or RFQ button to purchase D3899920MH55SB from an authorized Amphenol distributor.

How do I troubleshoot issues or seek technical support for part D3899920MH55SB?

You can download the D3899920MH55SB datasheet or visit the Amphenol website for support.

Who is the manufacturer of D3899920MH55SB?

Amphenol

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