71-490005-26S

Overview

The Amphenol Aerospace Operations model 71-490005-26S is a circular connector assembly designed for high-reliability applications. It features a shell size of 26 and utilizes a solder termination method for secure electrical connections. The connector incorporates a bayonet coupling mechanism to ensure rapid engagement and robust retention under vibration. This specific configuration includes multiple contact positions arranged within the insert, supporting various signal and power transmission requirements in demanding environments.

Feature Summary

• Bayonet coupling system provides quick connect and disconnect capability with positive locking
• Solder termination ensures durable and reliable electrical contact integrity
• Circular form factor supports multi-pin configurations for complex wiring needs

Applications

• Aviation avionics systems requiring vibration resistance
• Military ground vehicle electronic interfaces
• Industrial control panels exposed to harsh conditions

Procurement Notes

Verify the exact pinout and contact arrangement against the official datasheet before procurement. Confirm that the mating connector shares the same shell size and coupling type. Ensure environmental sealing requirements match the application's IP rating specifications. Check for any specific material compliance certifications required by your project standards.

Selection Notes

Select this component when a ruggedized circular connector with bayonet locking is necessary. Consider the available contact types and their current ratings for the intended load. Evaluate the operating temperature range to ensure compatibility with the deployment environment. Verify cable entry orientation and strain relief options during the design phase.

Part Context

This part belongs to the Amphenol Series 71 family of circular connectors. These connectors are engineered for aerospace and defense sectors where reliability is critical. The series offers various shell sizes and contact arrangements to suit different interface densities. The 26S designation indicates a specific shell size and style within this broader product line.

Replacement Considerations

Cross-reference with other manufacturers offering similar bayonet-coupled circular connectors. Ensure dimensional compatibility with existing mounting holes and panel cutouts. Verify that alternative parts meet the same environmental and performance standards as the original specification.