71-528268-55S

Overview

The Amphenol Aerospace Operations model 71-528268-55S is a circular connector assembly designed for high-reliability aerospace and defense applications. This specific part number denotes a receptacle configuration utilizing the MIL-DTL-38999 Series III interface standards. The connector features a robust metallic shell construction, typically providing enhanced shielding effectiveness against electromagnetic interference. It supports multiple contact arrangements suitable for critical signal and power transmission requirements in harsh environmental conditions.

Feature Summary

• Constructed with a durable metallic shell to withstand severe mechanical stress and environmental exposure.
• Engineered to meet stringent MIL-DTL-38999 Series III specifications for reliability.
• Provides effective electromagnetic interference shielding through its conductive housing design.

Applications

• Avionics systems requiring certified circular interconnects
• Military ground vehicle electronic control units
• Radar and communication equipment interfaces

Procurement Notes

Verify the exact contact arrangement and shell size against the official Amphenol datasheet before procurement. Ensure compatibility with mating connectors regarding keying options and seal types. Confirm that the specified environment matches the connector's rated temperature and corrosion resistance capabilities to prevent field failures.

Selection Notes

Select this component based on strict adherence to MIL-DTL-38999 Series III form factors. Evaluate the required pinout configuration and shell finish for specific corrosion resistance needs. Consider the mounting style and cable exit orientation to ensure proper integration within the equipment chassis or panel layout constraints.

Part Context

This part belongs to the extensive family of MIL-DTL-38999 connectors, widely recognized as the standard for high-density circular connections in aerospace. The Series III designation indicates a smaller, lighter footprint compared to earlier generations while maintaining similar performance levels. Amphenol produces these components under rigorous quality control measures to ensure consistency across production batches.

Replacement Considerations

Cross-reference with other manufacturers producing MIL-DTL-38999 Series III compliant parts. Verify dimensional interchangeability and electrical continuity before substitution. Ensure that any alternative source meets the same qualification standards and material specifications defined by the original military specification.