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Amphenol D3899920WJ43SN MIL-DTL-38999 Series III Connector

This MIL-DTL-38999 Series III circular connector is engineered for demanding military and aerospace environments, ensuring secure, reliable electrical connections. Crafted from durable materials like aluminum or stainless steel, it features advanced EMI shielding, corrosion resistance, and quick self-locking coupling. With a wide array of contact sizes, insert arrangements, and finish options, it supports high-frequency performance and robust vibration and shock resistance. Additional features include hermetic sealing, optional fiber optic compatibility, and various mounting configurations for versatile deployment in harsh operational conditions.

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Source:Newark
Part No:D38999/20WJ43SN
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Price: Unit price: $383.6
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Price: Unit price: $230.73
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Source:DigiKey
Part No:D38999/20WJ43SN
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Price: Unit price: $156.52
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Price: Unit price: $389.41
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Source:DigiKey
Part No:D38999/20WJ43SN
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Price: Unit price: $7057.29
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Part No:D38999/20WJ43SN
Stock:209
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Price: Unit price: $299.73
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Source:DigiKey
Part No:D38999/20WJ43SN
Stock:41
Inv Date:05-29-2026
Price: Unit price: $310.55
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Part No:D38999/20WJ43SN
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Price: Unit price: $1803.86
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Price: Unit price: $457.98
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Price: Unit price: $127.05
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Price: Unit price: $88.52
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Part No:D38999/20WJ43SN
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Price: Unit price: $86.5614
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Price: Unit price: $67.8426
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Part No:D38999/20WJ43SN
Stock:105
Inv Date:05-29-2026
Price: Unit price: $86.3703
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Part No:D38999/20WJ43SN
Stock:174
Inv Date:05-29-2026
Price: Unit price: $67.8426
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Authorized Distributors
Part No:D38999/20WJ43SN
Stock:35
Inv Date:05-29-2026
Price: Unit price: $86.3703
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Price: Unit price: $2445.34
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Price: Unit price: $63.25
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Part No:D38999/20WJ43SN
Stock:174
Inv Date:05-29-2026
Price: Unit price: $123.12
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Amphenol D3899920WJ43SN MIL-DTL-38999 Series III Connector Specifications:

  • Shell Material: Aluminum or Stainless Steel
  • Finish Options: Anodic Coating, Electroless Nickel, Olive Drab Cadmium, Nickel Plate, Durmalon, Zinc-Nickel
  • Operating Temperature: -55°C to +175°C
  • Vibration & Shock Resistance: Meets severe MIL standards, with high shock and vibration durability
  • EMC Shielding: >65dB at 10 GHz with solid metal coupling and grounding fingers
  • Contacts: Multiple sizes including 8, 12, 16, 20, 22D, and 25, with crimp or solder termination
  • Insertion/removal: Using specified crimp and extraction tools; full cycling capabilities
  • Sealing: Hermetic and non-hermetic options available, with optional fiber optic modules
  • Mounting: Panel, wall, flange, or box mount configurations with various insert arrangements
  • Locking: Self-locking, quick coupling with 360° rotation, high differential torque
  • Electrical Ratings: Up to 600 V, current ratings vary per contact size, with high-frequency performance
  • Certification: MIL-DTL-38999 Series III compliant, qualified for severe vibration, shock, and EMI environments

Buy the Amphenol Series 38999 MIL-DTL-38999 Series III Connector: D3899920WJ43SN

Enhance your high-performance systems with the MIL-DTL-38999 Series III connector from Amphenol. Engineered for extreme environments, this connector offers superior EMI shielding, corrosion resistance, and secure locking for reliable operation in military, aerospace, and harsh industrial settings. With versatile mounting options, interchangeable contact arrangements, hermetic sealing, and optional fiber optic compatibility, it ensures optimal electrical performance and durability. Purchase online today to benefit from fast delivery, technical support, and proven quality in demanding operational conditions.

Buy Amphenol MIL-DTL-38999 Series III connector now and experience unmatched durability, EMI protection, and quick locking in demanding aerospace and military applications.

Frequently Asked Questions

Where can I buy Amphenol D3899920WJ43SN?

You can click on the BUY or RFQ button to purchase D3899920WJ43SN from an authorized Amphenol distributor.

How do I troubleshoot issues or seek technical support for part D3899920WJ43SN?

You can download the D3899920WJ43SN datasheet or visit the Amphenol website for support.

Who is the manufacturer of D3899920WJ43SN?

Amphenol

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