71-528268-32F

Overview

The Amphenol Aerospace Operations model 71-528268-32F is a circular MIL-spec connector receptacle belonging to the MIL-DTL-38999 Series III family. It features a size 32 shell with a straight panel mount installation style and bayonet coupling mechanism. The component contains 35 socket contacts designed for crimp termination. Constructed with an aluminum alloy housing finished in electroless nickel plating, it provides robust environmental protection. This connector is engineered for high-reliability interconnection in demanding aerospace and defense applications requiring secure mating and durable performance.

Feature Summary

• Bayonet coupling system ensures rapid and secure connection retention
• Crimp termination method supports reliable signal and power transmission
• Electroless nickel plated aluminum housing offers corrosion resistance
• Straight panel mount design facilitates direct structural integration

Applications

• Aerospace avionics systems
• Defense communication equipment
• Military radar installations
• Harsh environment industrial control

Procurement Notes

Verify the specific suffix codes against the manufacturer datasheet to confirm contact type, plating material, and environmental sealing ratings. Ensure compatibility with corresponding plug connectors regarding shell size and insertion arrangement. Confirm that the crimp tooling matches the specified contact sizes for proper termination. Check for any updated qualification status or obsolescence notices before finalizing procurement plans.

Selection Notes

Select this component when a high-density circular connector with bayonet locking is required for panel mounting. The size 32 shell accommodates 35 positions, suitable for complex signal routing. Verify that the operating temperature range and voltage ratings meet system specifications. Consider the weight and space constraints of the enclosure to ensure the straight profile fits within the available depth.

Part Context

This part belongs to the extensive MIL-DTL-38999 Series III connector portfolio from Amphenol Aerospace. These connectors are widely recognized for their small size and light weight compared to previous generations. The series supports various contact arrangements and materials to suit diverse electrical requirements. It represents a standard solution for replacing legacy military-grade interconnects in modern designs.

Replacement Considerations

Cross-reference with MS3476W32-32S or similar government stock numbers if sourcing under military specifications. Verify dimensional interchangeability with existing mating plugs. Ensure that the replacement unit meets the same environmental qualification standards as the original assembly.