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Amphenol AIT61811SS Circular Connector

Amphenol AIT / MS connectors are cost-effective, threaded circular connectors conforming to SAE-AS50151 (MIL-DTL-5015) standards, designed for use in harsh environments. These connectors are sealed to resist moisture, condensation, vibration, and flash-over. They offer over 286 contact layouts, capable of supporting power, signal, or mixed contacts. Available in five mounting styles, nineteen shell sizes, with options for solder or crimp termination.

Authorized Distributors
Source:Newark
Part No:AIT6-18-11SS
Stock:896
Inv Date:05-29-2026
Price: Unit price: $35.46
Buy/RFQ:
Source:DigiKey
Part No:AIT6-18-11SS
Stock:890
Inv Date:05-29-2026
Price: Unit price: $39.42
Buy/RFQ:
Part No:AIT6-18-11SS
Stock:0
Inv Date:05-30-2026
Price: Unit price: $29.5
Buy/RFQ:
Part No:AIT6-18-11SS
Stock:597
Inv Date:05-29-2026
Price: Unit price: $21.69
Buy/RFQ:

Amphenol AIT61811SS Circular Connector Specifications:

  • Shell Material: Aluminum alloy
  • Plating: Olive drab chromate coating over cadmium, electroless nickel, anodized, zinc nickel, or green zinc
  • Operating Temperature: -67°F to +257°F (-55°C to +125°C)
  • Contact Material: Brass or copper alloy
  • Contact Plating: Silver or gold; solder contacts tin-plated
  • Wire Gages: 24 to 0 AWG, supporting up to 150 amps
  • Insulator: Resilient neoprene and rear-seal grommet for liquid-tight assembly
  • Shell Sizes: 19 sizes available, with five mounting styles
  • Durability: Mating life minimum 100 cycles, salt spray resistance 500 hours
  • Electrical: Rated for voltages up to 8,500V and currents up to 150A (standard contacts) or 255A (Radsok®)
  • Vibration and Shock: Meets MIL-STD-1344 standards
  • Certifications: UL Listed, MIL-DTL-5015 compliance

Buy the Buy Amphenol AIT/MS Series MIL-DTL-5015 Part Number AIT61811SS Online

Purchase the high-quality Amphenol AIT/MS Circular Connector online today. Built for durability in extreme environments, it offers versatile contact configurations, multiple sizes, and secure sealing. Ideal for military, industrial, and commercial applications requiring reliable power and signal transmission. With various mounting options and termination styles, this connector ensures long-lasting performance and seamless integration into your equipment. Enjoy fast delivery, secure checkout, and expert customer support when you buy online.

Get Amphenol AIT/MS connector today—designed for extreme reliability, moisture resistance, high-power handling, and versatile contact layouts.

Frequently Asked Questions

Where can I buy Amphenol AIT61811SS?

You can click on the BUY or RFQ button to purchase AIT61811SS from an authorized Amphenol distributor.

How do I troubleshoot issues or seek technical support for part AIT61811SS?

You can download the AIT61811SS datasheet or visit the Amphenol website for support.

Who is the manufacturer of AIT61811SS?

Amphenol

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