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Amphenol AIT21819SC Circular Military Connector

Amphenol AIT / MS connectors are cost-effective, threaded circular connectors designed for harsh environments. Compliant with SAE-AS50151 (MIL-DTL-5015) standards, they are sealed to prevent moisture, condensation, vibration, and flash-over. These connectors come in over 286 contact layouts, accommodating power, signal, or mixed contacts. They are available in five mounting styles, nineteen shell sizes, and with solder or crimp terminations.

Authorized Distributors
Source:DigiKey
Part No:AIT2-18-19SC
Stock:55
Inv Date:06-10-2026
Price: Unit price: $28.06
Buy/RFQ:
Part No:AIT2-18-19SC
Stock:36
Inv Date:06-10-2026
Price: Unit price: $15.44
Buy/RFQ:

Amphenol AIT21819SC Circular Military Connector Specifications:

  • Shell Material: Aluminum alloy
  • Plating: Olive drab chromate coating over cadmium, electroless nickel, anodized, gray zinc nickel, or green zinc
  • Operating Temp Range: -67°F to +257°F (-55°C to +125°C)
  • Voltage Rating: Up to 70,000 feet 250 V, tested to MIL-DTL-5015
  • Current Capacity: Up to 150 amps with standard contacts, 255 amps with Radsok contacts
  • Wire Gauge Range: 24 to 0 AWG
  • Contacts: Brass or copper alloy, silver or gold plated, solder, crimp, PC, thermocouple
  • Environmental Resistance: Salt spray MIL-STD-1344 48 hours, chemical immersion in hydraulic oil, vibration, shock
  • Dimensions: Shell sizes range from 8S to 40, with various styles and mounts
  • Connector Types: First-mate/last-break, environmentally resistant, with or without strain relief, and with diverse contact and insert arrangements

Buy the Amphenol Series MS MIL-DTL-5015: AIT21819SC

Secure your projects with the trusted durability of the Amphenol Series MS MIL-DTL-5015 circular connectors. Perfect for demanding environments, these connectors offer superior sealing, robust construction, diverse contact options, and multiple mounting styles. Designed to withstand extreme temperatures, vibration, and moisture, they meet stringent military standards. Easily order online today and give your applications the reliability and performance they require for power, signal, or mixed contact needs in industrial, aerospace, and military fields.

Order your Amphenol Series MS MIL-DTL-5015 AIT21819SC today and ensure your harsh environment projects have dependable, high-reliability connectors.

Frequently Asked Questions

Where can I buy Amphenol AIT21819SC?

You can click on the BUY or RFQ button to purchase AIT21819SC from an authorized Amphenol distributor.

How do I troubleshoot issues or seek technical support for part AIT21819SC?

You can download the AIT21819SC datasheet or visit the Amphenol website for support.

Who is the manufacturer of AIT21819SC?

Amphenol

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