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Amphenol MS3102A2821SX Circular Connector

MIL-DTL-5015 circular connectors, part of the MS3100 to MS3108 series, designed for reliable electrical connections in military and industrial applications. These connectors are known for their durability, secure mating, and versatility in handling various signal and power requirements.

Authorized Distributors
Source:Newark
Part No:MS3102A28-21SX
Stock:374
Inv Date:05-29-2026
Price: Unit price: $56.15
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Source:DigiKey
Part No:MS3102A28-21SX
Stock:120
Inv Date:05-29-2026
Price: Unit price: $113.54
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Source:DigiKey
Part No:MS3102A28-21SX
Stock:251
Inv Date:05-29-2026
Price: Unit price: $281.07
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Source:DigiKey
Part No:MS3102A28-21SX
Stock:374
Inv Date:05-29-2026
Price: Unit price: $67.36
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Source:DigiKey
Part No:MS3102A28-21SX
Stock:0
Inv Date:05-29-2026
Price: Unit price: $72.02
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Part No:MS3102A28-21SX
Stock:0
Inv Date:05-29-2026
Price: Unit price: $46.92
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Part No:MS3102A28-21SX
Stock:78
Inv Date:05-29-2026
Price: Unit price: $36.4825
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Part No:MS3102A28-21SX
Stock:26
Inv Date:05-29-2026
Price: Unit price: $36.4825
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Part No:MS3102A28-21SX
Stock:247
Inv Date:05-29-2026
Price: Unit price: $37.09
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Amphenol MS3102A2821SX Circular Connector Specifications:

  • Shell materials: High-grade aluminum alloy with cadmium-plated finish
  • Operating voltage: Up to 3000 VAC (RMS) at sea level
  • Shell styles: Five types including wall mounting, box mounting, straight and 90° plugs
  • Shell sizes: Nineteen sizes ranging from 8 to 40
  • Contacts: Silver plated copper alloy, sizes 16-0, crimp or solder options
  • Insert arrangements: Up to 104 circuits, various configurations including coaxial and thermocouple
  • Environmental resistance: Designed for high vibration, moisture, pressure, temperature conditions
  • Coupling: Threaded couplings with single key/keyway polarization
  • Applications: Military ground support, shipboard installations, ordnance

Buy the Amphenol MS3102A – Reliable Circular Connectors for Industrial Applications

Discover the high-quality Amphenol Circular Connector, ideal for military and industrial applications requiring reliable heavy-duty electrical connections. Featuring threaded couplings, multiple shell sizes, and versatile contact arrangements, this connector ensures secure, corrosion resistant, and environmentally sealed connections. It accommodates signals and power with options for crimp or solder contacts, including coaxial and thermocouple types. Easy to install, field-reliable, and designed for demanding conditions, buy online now to enhance your equipment’s performance with a proven, durable solution.

Get Amphenol MS3102A today—built for precision, durability, and versatile electrical connections in critical environments.

Frequently Asked Questions

Where can I buy Amphenol MS3102A2821SX?

You can click on the BUY or RFQ button to purchase MS3102A2821SX from an authorized Amphenol distributor.

How do I troubleshoot issues or seek technical support for part MS3102A2821SX?

You can download the MS3102A2821SX datasheet or visit the Amphenol website for support.

Who is the manufacturer of MS3102A2821SX?

Amphenol

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