71-529638-21P

Overview

The Amphenol Aerospace Operations 71-529638-21P is a circular MIL-spec receptacle connector designed for robust industrial and aerospace applications. It features a 21-position configuration with pin contacts, utilizing a crimp termination method for secure wire attachment. The unit is housed in size 22 shell, constructed from aluminum material to provide durability while managing weight. This component adheres to standard circular connector specifications, ensuring reliable signal transmission in demanding environments through its precise mechanical interface.

Feature Summary

• Constructed from aluminum housing for structural integrity
• Utilizes crimp termination for reliable electrical connections
• Features 21-position pin contact arrangement

Applications

• Aerospace avionics systems
• Industrial control panels
• Military equipment interconnects

Procurement Notes

Verify the specific datasheet version and compliance documentation directly with Amphenol Aerospace Operations before procurement. Ensure that the crimp tooling matches the contact specifications for proper assembly. Confirm environmental ratings and mating partner compatibility with existing system requirements to guarantee operational reliability.

Selection Notes

Select this model when a 21-position straight receptacle with pin contacts is required. Verify that the cable entry style and panel mounting constraints align with the design. Ensure the aluminum housing finish meets corrosion resistance needs for the intended operating environment.

Part Context

This part belongs to the family of circular MIL-spec connectors manufactured by Amphenol Aerospace Operations. These components are engineered for high-reliability interconnect solutions across defense and commercial sectors. The series emphasizes standardized interfaces and durable materials suitable for vibration and shock-prone applications.

Replacement Considerations

Cross-reference with other manufacturers' MIL-DTL-38999 or equivalent series connectors. Verify dimensional interchangeability and contact current ratings before substitution. Ensure mating face geometry and locking mechanisms are compatible with existing cable assemblies.