71-529638-21X

Overview

The Amphenol Aerospace Operations part number 71-529638-21X is a circular connector receptacle. It belongs to the MIL-DTL-26482 Series II family, designed for high-reliability applications in harsh environments. The component features a bayonet coupling mechanism and an in-line cable mount style. It utilizes crimp termination for secure electrical connections. The shell is constructed from aluminum with a nickel electroless plating finish to provide corrosion resistance. This connector is engineered to meet stringent military specifications for durability and performance.

Feature Summary

• Bayonet coupling system for rapid connection and secure locking
• Crimp termination method ensuring reliable signal integrity
• Aluminum alloy housing with protective nickel plating
• In-line cable receptacle design for streamlined integration

Applications

• Military ground vehicle interconnect systems
• Avionics wiring in jet aircraft and helicopters
• Naval ship surface and submarine communication arrays
• Ruggedized soldier kit and tactical equipment

Procurement Notes

Verify the specific contact arrangement and shell size against the official datasheet before procurement. Confirm that the supplier provides traceable documentation for military-grade components. Ensure compatibility with mating connectors within the MIL-DTL-26482 Series II standard. Check for any specific environmental sealing requirements relevant to the installation site.

Selection Notes

Select this component when a robust, shielded circular connector is required for critical defense applications. Consider the bayonet lock for quick deployment needs. Evaluate the current carrying capacity and voltage ratings against the system load. Ensure the cable diameter matches the strain relief capabilities of the receptacle design.

Part Context

This part is manufactured by Amphenol Aerospace Operations, a leading provider of interconnect solutions for the defense industry. The product line has served military applications for over 75 years. The company specializes in ruggedized connectors optimized for modern electric mobility and legacy combat systems. This specific model supports advanced avionics and naval operations requiring high reliability.

Replacement Considerations

Compatible substitutes include other MIL-DTL-26482 Series II receptacles with matching shell sizes and contact arrangements. Verify cross-reference data from authorized distributors. Ensure equivalent environmental sealing and material specifications are maintained during substitution.