71-433338-21W

Overview

The Amphenol Aerospace 71-433338-21W is a circular MIL-spec connector plug designed for rugged military and aerospace applications. It complies with MIL-DTL-38999 standards, featuring a size 22 shell and straight cable mounting style. The component utilizes crimp termination for secure wire attachment and includes gold-plated copper contacts to ensure reliable signal transmission in harsh environments. This part serves as a critical interconnect solution for avionics, communication systems, and control instrumentation where high durability and environmental sealing are required.

Feature Summary

• Complies with MIL-DTL-38999 specifications for standardized military performance
• Features gold-plated copper contacts for enhanced conductivity and corrosion resistance
• Designed with a straight cable mount configuration for flexible installation routing
• Utilizes crimp termination methods to ensure robust mechanical and electrical connections

Applications

• Avionics systems in jet aircraft and helicopters
• Naval ship surface and submarine control instrumentation
• Infantry soldier communication and heads-up display equipment
• Tactical vehicle electric powertrain and hybrid mobility interfaces

Procurement Notes

Verify the specific ordering suffix and contact arrangement against the official manufacturer datasheet before procurement. Confirm that the crimp tooling and mating receptacle align with the MIL-DTL-38999 series requirements. Ensure environmental sealing ratings meet the operational demands of the intended deployment zone. Cross-reference the part number alias to avoid sourcing errors during acquisition.

Selection Notes

Select this component when a size 22 circular connector is required for space-constrained military installations. Evaluate the need for gold plating versus alternative finishes based on the specific contact wear and oxidation resistance requirements. Consider the straight cable mount orientation relative to the available routing space within the equipment chassis or harness assembly.

Part Context

This part belongs to the 38999 Aluminum series of circular connectors manufactured by Amphenol Aerospace. It is categorized under Circular MIL Spec Connectors and Plugs. The product line supports high-density interconnect needs for defense platforms, offering a balance between compact form factors and rigorous environmental protection standards defined by military specifications.

Replacement Considerations

The part number alias 87-433338-01E may serve as a direct substitute depending on the specific manufacturing lot and suffix variations. Verify compatibility with existing mating receptacles and housing configurations before swapping components.