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Amphenol AIT6A1811SC Circular Connector

Amphenol AIT / MS connectors are cost-effective threaded circular connectors designed for harsh environments, compliant with SAE-AS50151 (MIL-DTL-5015) standards. These connectors are sealed to resist moisture, condensation, vibration, and flash-over, making them suitable for demanding applications. They offer over 286 contact layouts, supporting configurations for power, signal, or a combination of both. Available in five mounting styles, nineteen shell sizes, and with solder or crimp termination options. The specific model features include a size 18 shell, with a straight crimp contact termination, and a twist lock mounting style.

Authorized Distributors
Source:Newark
Part No:AIT6A18-11SC
Stock:896
Inv Date:05-29-2026
Price: Unit price: $48.48
Buy/RFQ:
Source:DigiKey
Part No:AIT6A18-11SC
Stock:507
Inv Date:05-29-2026
Price: Unit price: $47.86
Buy/RFQ:
Part No:AIT6A18-11SC
Stock:0
Inv Date:05-30-2026
Price: Unit price: $43.45
Buy/RFQ:
Part No:AIT6A18-11SC
Stock:597
Inv Date:05-29-2026
Price: Unit price: $26.33
Buy/RFQ:

Amphenol AIT6A1811SC Circular Connector Specifications:

  • Shell: Aluminum alloy, color: olive drab chromate coating over cadmium plating
  • Temperature Range: -67°F to +257°F (-55°C to +125°C)
  • Contacts: Brass or copper alloy, plated with silver or gold
  • Current Capacity: Up to 150 amps for standard contacts, 255 amps with Radsok® contacts
  • Wire Gauge: 24 to 0 AWG
  • Sealing: Liquid-tight, neoprene insulator and rear-seal grommet
  • Environmental Resistance: Vibration MIL-STD-1344, Salt spray MIL-STD-1344, heat up to +257°F (+125°C)
  • Mechanical: Insertion from rear, removable contacts, maximum 100 mating cycles
  • Dimensions: Shell size 18, straight crimp contacts, twist lock mounting style

Buy the Amphenol Series MS Composite Connector: AIT6A1811SC

Purchase your Amphenol SeriesMS AIT6A1811SC online today and ensure your projects are equipped with durable, sealed connectors. Designed for extreme environments, these connectors feature multiple contact layouts, robust aluminum shells, and reliable termination options. Whether for industrial machinery, military, or telecommunications, ordering online guarantees quick delivery, authentic products, and the dependable quality essential for demanding applications. Enhance your system’s resilience with a trusted connector brand—order now and secure your project’s success.

Order your Amphenol SeriesMS AIT6A1811SC today and equip your projects with highly reliable, environmental-resistant circular connectors.

Frequently Asked Questions

Where can I buy Amphenol AIT6A1811SC?

You can click on the BUY or RFQ button to purchase AIT6A1811SC from an authorized Amphenol distributor.

How do I troubleshoot issues or seek technical support for part AIT6A1811SC?

You can download the AIT6A1811SC datasheet or visit the Amphenol website for support.

Who is the manufacturer of AIT6A1811SC?

Amphenol

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