71-529638-21T

Overview

The Amphenol Aerospace Operations 71-529638-21T is a circular MIL-spec receptacle connector designed for robust signal and power distribution. It features a 21-position configuration with pin contacts, utilizing a crimp termination method for secure wire attachment. The unit employs a self-locking coupling mechanism to ensure reliable engagement in demanding environments. Constructed with an aluminum shell, this straight-mount component provides durable physical protection and environmental resistance for critical aerospace applications.

Feature Summary

• Self-locking coupling mechanism ensures secure mating
• Crimp termination for reliable electrical connections
• Aluminum shell construction for structural durability

Applications

• Commercial aerospace avionics systems
• Aircraft airframe power distribution
• In-flight entertainment connectivity

Procurement Notes

Verify the specific datasheet version for the 71-529638-21T to confirm current RoHS compliance status and REACH SVHC declarations. Ensure that the receiving facility has appropriate handling procedures for military-grade components. Cross-reference the official manufacturer documentation against the supplier's certificate of conformity to validate material specifications and contact plating details before final acceptance.

Selection Notes

Select this component when a 21-position circular interface with pin contacts is required for wall or panel mounting. The self-locking feature distinguishes it from standard threaded variants, offering faster assembly cycles. Verify that the crimp tooling matches the specified contact size and that the aluminum housing finish meets the corrosion requirements of the intended operational environment.

Part Context

This part belongs to the broader family of circular MIL-spec connectors manufactured by Amphenol Aerospace Operations. It serves as a specialized interconnect solution within their commercial aerospace portfolio, addressing needs for weight reduction and simplified installation. The design aligns with industry standards for harsh environment connectivity, ensuring compatibility with established aircraft wiring architectures.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify mechanical fit and electrical continuity if considering alternative manufacturers. Consult official Amphenol databases for direct cross-references or updated series replacements.