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Amphenol MS27473T18B66S Aerospace Connector

The Amphenol MIL-DTL-38999 Series II JT connector features high-density contact arrangements and compact shell sizes. Designed for high-performance applications, it is suitable for military and commercial aviation environments that require a low-profile, environmentally sealed connector. The connector is built to withstand harsh conditions with a wide operating temperature range. It offers reliability in extreme environments, quick mating, and broad accessory options for versatile industrial and aerospace uses, ensuring robust performance in critical applications.

Authorized Distributors
Source:Newark
Part No:MS27473T18B66S
Stock:25
Inv Date:06-10-2026
Price: Unit price: $395.97
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Source:DigiKey
Part No:MS27473T18B66S
Stock:0
Inv Date:06-10-2026
Price: Unit price: $107.923
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Source:DigiKey
Part No:MS27473T18B66S
Stock:25
Inv Date:06-10-2026
Price: Unit price: $317.02
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Source:DigiKey
Part No:MS27473T18B66S
Stock:21
Inv Date:06-10-2026
Price: Unit price: $497.03
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Source:DigiKey
Part No:MS27473T18B66S
Stock:25
Inv Date:06-10-2026
Price: Unit price: $299.29
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Part No:MS27473T18B66S
Stock:0
Inv Date:06-11-2026
Price: Unit price: $107.92
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Part No:MS27473T18B66S
Stock:0
Inv Date:06-10-2026
Price: Unit price: $196.81
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Part No:MS27473T18B66S
Stock:12
Inv Date:06-10-2026
Price: Unit price: $113.017
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Part No:MS27473T18B66S
Stock:4
Inv Date:06-10-2026
Price: Unit price: $161.552
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Authorized Distributors
Part No:MS27473T18B66S
Stock:4
Inv Date:06-10-2026
Price: Unit price: $113.017
Buy/RFQ:
Part No:MS27473T18B66S
Stock:1
Inv Date:06-10-2026
Price: Unit price: $161.552
Buy/RFQ:
Part No:MS27473T18B66S
Stock:17
Inv Date:06-10-2026
Price: Unit price: $164.69
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Amphenol MS27473T18B66S Aerospace Connector Specifications:

  • Shell Material: Aluminum alloy
  • Platings: Clear chromate over cadmium over electroless nickel, Olive drab chromate over cadmium over electroless nickel, Electroless nickel, Hard anodic non-conductive, Olive drab zinc cobalt
  • Contact Material: Copper alloy
  • Contact Plating: Gold-plated, 50 microinches
  • Operating Temperature Range: -85°F to +392°F (-65°C to +200°C)
  • Vibration: 43.7 grms at ambient temperatures
  • Salt Spray Finish: 48-hour or 500-hour resistance depending on finish
  • Mating Cycles: Minimum 500 cycles
  • Number of Circuits: Up to 128 contacts
  • Electrical Ratings: Service voltage 1000V (sea level), 200V (100,000 ft), test voltage up to 2300V
  • Insulation Resistance: ≥5,000 megohms
  • Mechanical: Operating temperature -65°C to +150°C (-85°F to 302°F), various plating temp ranges, sealing against sand, dust, and ice
  • Certifications: MIL-DTL-38999L, MIL-STD-1344A for salt spray, vibration, shock

Buy the Amphenol Series II MIL-DTL-38999: MS27473T18B66S

Purchase the Amphenol MIL-DTL-38999 Series II JT connector MS27473T18B66S online today to ensure high-performance, environmentally sealed connections for military and commercial aircraft. These connectors are designed to meet rigorous aerospace standards with reliable high-density contacts, quick-mate bayonet coupling, and extensive accessory options. Their lightweight yet durable aluminum shell ensures excellent environmental sealing, resistance to extreme temperatures, vibrations, and contaminants. Order now for fast delivery and superior industrial and aviation performance.

Buy Amphenol Series II MIL-DTL-38999 connector MS27473T18B66S now and experience unmatched reliability and aerospace-grade performance in harsh environments.

Frequently Asked Questions

Where can I buy Amphenol MS27473T18B66S?

You can click on the BUY or RFQ button to purchase MS27473T18B66S from an authorized Amphenol distributor.

How do I troubleshoot issues or seek technical support for part MS27473T18B66S?

You can download the MS27473T18B66S datasheet or visit the Amphenol website for support.

Who is the manufacturer of MS27473T18B66S?

Amphenol

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