71-430578-03P

Overview

The Amphenol Aerospace Operations model 71-430578-03P is a circular connector assembly designed for high-reliability aerospace and defense applications. This specific part number denotes a plug configuration featuring a size 23 shell with a straight cable exit orientation. The connector utilizes a solder termination method for secure electrical connections to wire harnesses. It incorporates a bayonet coupling mechanism to ensure rapid engagement and robust retention under vibration conditions. The housing is constructed from corrosion-resistant materials suitable for harsh environmental exposure.

Feature Summary

• Bayonet coupling system provides quick connect/disconnect capability with positive locking
• Solder contact termination ensures reliable electrical continuity in high-vibration environments
• Straight cable exit design facilitates compact routing within confined equipment spaces

Applications

• Avionics systems in military aircraft
• Radar and communication equipment installations
• Ground support electronic test sets

Procurement Notes

Verify the complete part number against official Amphenol Aerospace documentation to confirm shell size, contact arrangement, and plating specifications. Ensure compatibility with mating receptacles regarding keying options and contact types. Confirm environmental sealing requirements match the application's ingress protection needs before procurement.

Selection Notes

Select this component based on required pin count, current carrying capacity, and environmental sealing class. Evaluate the need for specific contact plating finishes such as gold or silver depending on signal integrity and corrosion resistance requirements. Assess mechanical constraints including cable bend radius and panel cutout dimensions for proper integration.

Part Context

This connector belongs to the MIL-DTL-38999 Series III family of circular connectors. These components are widely specified in aerospace platforms due to their standardized interface and rugged construction. The series supports various shell sizes and contact arrangements to accommodate diverse wiring configurations across different subsystems.

Replacement Considerations

Cross-reference with other manufacturers offering MIL-DTL-38999 Series III equivalents. Verify dimensional interchangeability and contact alignment before substitution. Ensure that any replacement meets the same performance standards and environmental qualifications as the original specification.