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Amphenol AIT12851PS circular connector

Amphenol AIT / MS connectors are cost-effective threaded circular connectors conforming to SAE-AS50151 (MIL-DTL-5015) standards, designed for harsh environment applications. These connectors feature sealing to resist moisture, condensation, vibration, and electrical flash-over. They offer over 286 contact layouts, accommodating power, signal, or mixed contacts. Available in five mounting styles, nineteen shell sizes, and with solder or crimp terminations, these connectors are suitable for a wide range of demanding uses.

Authorized Distributors
Source:Newark
Part No:AIT1-28-51PS
Stock:5
Inv Date:05-29-2026
Price: Unit price: $60.24
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Source:DigiKey
Part No:AIT1-28-51PS
Stock:12
Inv Date:05-29-2026
Price: Unit price: $59.39
Buy/RFQ:
Part No:AIT1-28-51PS
Stock:0
Inv Date:05-30-2026
Price: Unit price: $51.76
Buy/RFQ:
Part No:AIT1-28-51PS
Stock:3
Inv Date:05-29-2026
Price: Unit price: $36.68
Buy/RFQ:

Amphenol AIT12851PS circular connector Specifications:

  • Shell Material: Aluminum alloy
  • Plating: Olive drab chromate coating over cadmium or black alloy, electroless nickel, anodized, zinc nickel, or green zinc
  • Temperature Range: -67°F to +257°F (-55°C to +125°C)
  • Current Capacity: Up to 150 amps; 255 amps with Radsok contacts
  • Contact Sizes: 16 through 0 AWG
  • Sealing: Liquid-tight assembly with neoprene insulator and rear-seal grommet
  • Operating Voltage: Up to 70,000 feet altitude, with voltages up to 2,800 V for certain layouts
  • Mechanical Durability: Mating life minimum 100 cycles, salt spray resistance over 500 hours
  • Vibration Resistance: Up to 2,000 Hz with minimal discontinuity
  • Shock Resistance: 50g, 11 ms duration in three axes
  • Certifications: MIL-DTL-5015, UL-listed
  • Electrical Resistance: Contact resistance max 0.27 milliohm

Buy the Amphenol MS – Reliable MIL-DTL-5015 Circular Connectors for Industrial Applications

Order Amphenol MS connectors online today for robust performance in demanding industrial and military applications. Engineered to withstand moisture, vibration, and extreme temperatures, these connectors offer versatility with multiple contact layouts and mounting styles, ensuring reliable connectivity across power, signal, or mixed uses. Suitable for harsh environments, they are easy to install with solder or crimp terminations. Trust in Amphenol's quality for your critical installations—buy online now for fast delivery and technical support.

Get Amphenol MS12851PS today—built for extreme reliability and high power handling in challenging environments.

Frequently Asked Questions

Where can I buy Amphenol AIT12851PS?

You can click on the BUY or RFQ button to purchase AIT12851PS from an authorized Amphenol distributor.

How do I troubleshoot issues or seek technical support for part AIT12851PS?

You can download the AIT12851PS datasheet or visit the Amphenol website for support.

Who is the manufacturer of AIT12851PS?

Amphenol

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