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Amphenol MS3102A2821S Military Circular Connector

Mil-DTL-5015 series circular connectors, particularly the MS3100 to MS3108 types, are engineered for robust military and aerospace electrical connections. Featuring durable high-grade aluminum shells, these connectors provide environmental resistance, high dielectric strength, and electromagnetic shielding. They have threaded couplings for secure mating, and come in various styles including wall mounting, box mounting, and straight or 90-degree plugs. The connectors accommodate solder or crimp contacts, supporting wire sizes from 22-0 AWG, with optional coaxial and thermocouple contacts. They meet MIL-DTL-5015 standards, ensuring reliability in extreme conditions like vibration, pressure, and moisture.

Authorized Distributors
Source:DigiKey
Part No:MS3102A28-21S
Stock:11
Inv Date:05-29-2026
Price: Unit price: $86.29
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Part No:MS3102A28-21S
Stock:319
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Price: Unit price: $536.64
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Source:DigiKey
Part No:MS3102A28-21S
Stock:374
Inv Date:05-29-2026
Price: Unit price: $67.36
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Part No:MS3102A28-21S
Stock:53
Inv Date:05-30-2026
Price: Unit price: $53.01
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Part No:MS3102A-28-21S
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Inv Date:05-30-2026
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Part No:MS3102A28-21S
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Inv Date:05-29-2026
Price: Unit price: $82.74
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Part No:MS3102A28-21S
Stock:0
Inv Date:05-29-2026
Price: Unit price: $42.66
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Part No:MS3102A28-21S
Stock:0
Inv Date:05-29-2026
Price: Unit price: $41.94
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Authorized Distributors
Part No:MS3102A28-21S
Stock:25
Inv Date:05-29-2026
Price: Unit price: $45.4151
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Part No:MS3102A28-21S
Stock:0
Inv Date:05-29-2026
Price: Unit price: $41.94
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Part No:MS3102A28-21S
Stock:77
Inv Date:05-29-2026
Price: Unit price: $45.4151
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Part No:MS3102A28-21S
Stock:34
Inv Date:05-29-2026
Price: Unit price: $37.39
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Amphenol MS3102A2821S Military Circular Connector Specifications:

  • Shell Material: High grade aluminum alloy
  • Finish: Cadmium plated with olive drab chromate treatment (other finishes available)
  • Operating Voltage: Up to 3000 VAC (RMS) at sea level
  • Mounting Styles: Wall, box, straight, 90° plugs
  • Contacts: Solder or crimp, sizes 16-0 AWG, optional coaxial and thermocouple compatible
  • Sealing: Resilient neoprene inserts for moisture and vibration resistance
  • Coupling: Threaded with single key/keyway polarization
  • Shell Sizes: Nineteen available, various configurations
  • Application: Military ground support, shipboard, ordnance, and aerospace
  • Standards: Meets MIL-DTL-5015 specifications

Buy the Buy Amphenol MS3102A2821S Part Number MS3102A2821S Online

Order the resilient military-grade circular connector MS3102A2821S online today for aerospace, defense, and industrial applications. Built with lightweight aluminum shells and high-quality contacts, these connectors are engineered to withstand extreme environmental conditions such as vibration, moisture, and pressure. Featuring threaded coupling for secure mating and various configurations including wall, box, straight, and 90-degree plugs, they support wire sizes from 22-0 AWG, with optional coaxial and thermocouple contacts. Ensure reliable, durable connections with MIL-DTL-5015 compliant connectors—order now for fast delivery and expert support.

Get Amphenol MS3102A2821S today—designed for military durability, moisture resistance, and reliable high-voltage connections in harsh environments.

Frequently Asked Questions

Where can I buy Amphenol MS3102A2821S?

You can click on the BUY or RFQ button to purchase MS3102A2821S from an authorized Amphenol distributor.

How do I troubleshoot issues or seek technical support for part MS3102A2821S?

You can download the MS3102A2821S datasheet or visit the Amphenol website for support.

Who is the manufacturer of MS3102A2821S?

Amphenol

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