71-433338-01P

Overview

The Amphenol Aerospace Operations 71-433338-01P is a circular MIL-spec plug connector belonging to the 38999 Aluminum series. It features an aluminum shell with a straight cable-mount installation style and threaded mating interface. The connector provides 100 positions using male pin contacts that are gold-plated on copper substrates. Designed for crimp termination, it supports a current rating of 3 A and voltage ratings of 400 VAC or 500 VDC. This component utilizes insertion arrangement 22-01 and conforms to MIL-DTL-38999 standards.

Feature Summary

• Constructed with an aluminum alloy housing for durability in harsh environments
• Utilizes a threaded coupling mechanism for secure connection retention
• Features gold-plated copper contacts to ensure reliable signal transmission
• Designed for direct cable mounting with crimp-style wire termination

Applications

• Avionics systems requiring high-density interconnects
• Military aircraft electrical distribution networks
• Ruggedized instrumentation control panels
• Defense communication equipment interfaces

Procurement Notes

Verify the specific suffix codes against official datasheets to confirm exact contact arrangements and environmental sealing ratings. Ensure compatibility with corresponding receptacle housings within the same MIL-DTL-38999 series. Confirm that the crimp tooling matches the specified contact size for proper termination integrity. Cross-reference the manufacturer part number with any legacy designations to avoid procurement errors during system upgrades.

Selection Notes

Select this connector when a high-pin-count circular interface is required for cable-mounted applications. The aluminum construction offers a balance of weight reduction and shielding effectiveness compared to steel alternatives. Verify that the operating environment temperature range aligns with the material specifications. Ensure the mating receptacle shares the identical shell size and insertion arrangement for mechanical interchangeability.

Part Context

This component is part of the extensive Amphenol 38999 family of circular connectors, widely utilized in aerospace and defense sectors. The 71-series designation typically indicates a specific manufacturing variant or update within the broader MIL-DTL-38999 standard framework. It serves as a critical interconnect solution where reliability under vibration and shock is paramount.

Replacement Considerations

The part number alias 87-433338-01E may serve as a functional equivalent depending on the specific revision level and supplier authorization. Verify cross-referencing through official Amphenol documentation before substitution.