71-529638-21Y

Overview

The Amphenol Aerospace Operations model 71-529638-21Y is a circular MIL-spec receptacle connector. It belongs to the commercial aerospace interconnect portfolio designed for harsh environments, offering weight reduction and simplified installation. The component supports aircraft power distribution, avionics, controls, instrumentation, and engine systems. It provides reliable signal and low current distribution with sealing capabilities suitable for demanding operational conditions.

Feature Summary

• Designed for operation in harsh commercial aerospace environments
• Provides sealed connections for signal and low current distribution
• Supports weight reduction and simplified installation requirements

Applications

• Aircraft and airframe power distribution
• Avionics and control systems
• Engine instrumentation
• In-flight entertainment connectivity

Procurement Notes

Verify the specific datasheet for this part number to confirm exact contact configurations and environmental ratings. Ensure compatibility with mating connectors in the assembly. Check for any updated manufacturing revisions or compliance certifications required for your specific application region before finalizing procurement.

Selection Notes

Select this receptacle for applications requiring robust circular connectors in aerospace settings. Consider its sealing properties and weight-saving design when evaluating alternatives. Confirm that the pinout and housing size match the system interface requirements. Validate performance against specific vibration and temperature standards relevant to the installation site.

Part Context

This component is part of Amphenol's broader range of high-performance interconnect systems for the commercial aerospace market. It complements other products like the 1100 series modules and 1119 series junctions by providing a standardized receptacle solution for critical electrical connections within complex aircraft wiring harnesses and equipment racks.

Replacement Considerations

Cross-reference with equivalent MIL-C-5015 style connectors if direct substitution is needed. Verify that any alternative maintains the same shell size, contact arrangement, and sealing specifications to ensure mechanical and electrical continuity in the existing assembly.