71-477109-04S

Overview

The 71-477109-04S is a circular MIL-DTL-26482 Series II connector manufactured by Amphenol Aerospace Operations. It functions as a plug with a size 24 shell and utilizes the 24-4 insertion arrangement. The component features four socket contacts, which are constructed from copper alloy and finished with gold plating for reliable signal transmission. Designed for cable termination via crimping, this unit meets rigorous military specifications for durability and electrical performance in demanding environments.

Feature Summary

• Constructed to meet MIL-DTL-26482 Series II standards for ruggedized interconnect applications
• Features gold-plated copper alloy socket contacts for enhanced conductivity and corrosion resistance
• Utilizes a crimp termination method for secure cable attachment
• Designed with a size 24 shell and 24-4 insertion arrangement

Applications

• Military avionics systems
• Defense communication equipment
• Ruggedized industrial control panels

Procurement Notes

Verify the specific suffix codes against official manufacturer documentation to ensure correct contact configuration and environmental sealing ratings. Confirm that the crimp tooling matches the specified contact sizes. Cross-reference the MIL-DTL-26482 compliance requirements with your system's environmental constraints before finalizing procurement orders.

Selection Notes

Select this model when a MIL-DTL-26482 compliant plug is required for size 24 assemblies. Ensure compatibility with mating receptacles using the same 24-4 insertion pattern. Verify that the cable diameter accommodates the crimp terminals and that the operating temperature range aligns with the connector's rated specifications.

Part Context

This part belongs to the Amphenol Aerospace circular connector family, specifically designed for military and aerospace sectors. It represents a standard solution for high-reliability interconnect needs where compliance with strict defense standards is mandatory. The series is widely used in platforms requiring robust performance under vibration and harsh conditions.

Replacement Considerations

Equivalent parts must match the MIL-DTL-26482 Series II specification, size 24 shell, and 24-4 insertion arrangement. Verify pinout compatibility and physical dimensions before substitution.