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Amphenol D3899920MG75SN military circular connector

This is a MIL-DTL-38999 Series III circular connector, designed for military and aerospace applications. It features rugged construction, high-performance electrical connectivity, and reliable locking mechanisms suitable for demanding environments.

Authorized Distributors
Source:DigiKey
Part No:D38999/20MG75SN
Stock:14
Inv Date:05-29-2026
Price: Unit price: $412.16
Buy/RFQ:
Source:DigiKey
Part No:D38999/20MG75SN
Stock:0
Inv Date:05-29-2026
Price: Unit price: $1845.49
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Source:DigiKey
Part No:D38999/20MG75SN
Stock:5
Inv Date:05-29-2026
Price: Unit price: $591.11
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Source:DigiKey
Part No:D38999/20MG75SN
Stock:38
Inv Date:05-29-2026
Price: Unit price: $680.76
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Part No:D38999/20MG75SN
Stock:0
Inv Date:05-30-2026
Price: Unit price: $1397.53
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Part No:D38999/20MG75SN
Stock:0
Inv Date:05-30-2026
Price: N/A
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Part No:D38999/20MG75SN
Stock:0
Inv Date:05-30-2026
Price: N/A
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Part No:D38999/20MG75SN
Stock:0
Inv Date:05-29-2026
Price: Unit price: $230
Buy/RFQ:
Part No:D38999/20MG75SN
Stock:32
Inv Date:05-29-2026
Price: Unit price: $383.93
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Authorized Distributors
Part No:D38999/20MG75SN
Stock:6
Inv Date:05-29-2026
Price: Unit price: $3391.34
Buy/RFQ:

Amphenol D3899920MG75SN military circular connector Specifications:

  • Shell Size: 9-25
  • Shell Material: Aluminum, Stainless Steel, Class K Firewall
  • Finish: Electroless Nickel, Olive Drab Cadmium, or Stainless Steel with Nickel Plate
  • Locking: Self-locking, 360° turn of the coupling nut
  • Shielding: EMI shielding capable of at least 65dB at 10 GHz
  • Temperature Rating: -55°C to +200°C (depending on material)
  • Vibration/Shock: Operates under severe high-temperature vibration environments
  • Contact Ratings: Various sizes from 8 to 22D, up to 160 Amps for power contacts
  • Insert Arrangements: Multiple configurations for coax, twinax, triax, power, and fiber optics
  • Water Resistance: Salt spray resistance up to 2000 hours depending on finish
  • Hermetic and non-hermetic options available
  • Application: Military, aerospace, ground vehicles, high vibration and severe environments

Buy the Amphenol D3899920MG75SN – Reliable MIL-DTL-38999 Series III for Aerospace Applications

Get your Amphenol D3899920MG75SN MIL-DTL-38999 Series III connector online today. Designed for severe environments, this rugged, high-performance connector offers superior EMI shielding, reliable locking, and corrosion resistance for aerospace and defense applications. Easy to order with fast delivery, it guarantees durability, excellent electrical performance, and compatibility with standard accessories. Perfect for military, aerospace, and high-vibration systems, this connector ensures your projects are built on dependable and proven technology for demanding conditions.

Order your Amphenol Series D3899920MG75SN military connector today and ensure your projects meet the highest standards of durability and performance.

Frequently Asked Questions

Where can I buy Amphenol D3899920MG75SN?

You can click on the BUY or RFQ button to purchase D3899920MG75SN from an authorized Amphenol distributor.

How do I troubleshoot issues or seek technical support for part D3899920MG75SN?

You can download the D3899920MG75SN datasheet or visit the Amphenol website for support.

Who is the manufacturer of D3899920MG75SN?

Amphenol

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