71-418620-39W

Overview

The Amphenol Aerospace Operations model 71-418620-39W is a circular MIL-spec connector plug belonging to the 38999 Aluminum series. It features a size 20 shell with a straight cable-mount installation style and threaded mating interface. The component utilizes crimp termination for contacts and includes gold plating on copper alloy conductors. Rated for 7.5 A current and 600 VAC / 850 VDC voltage, it supports 39 positions arranged in the 20-39 configuration.

Feature Summary

• Designed for high-reliability interconnects in harsh environments
• Provides secure cable mounting via straight orientation
• Ensures signal integrity through gold-plated contacts

Applications

• Avionics systems
• Controls and instrumentation
• Wire bundling and cable management

Procurement Notes

Verify the specific datasheet for the 71-418620-39W variant to confirm exact contact arrangements and environmental sealing ratings. Ensure compatibility with existing mating receptacles regarding shell size and thread type. Cross-reference official manufacturer documentation for any updated compliance or material specifications prior to final procurement decisions.

Selection Notes

Select this component when a 39-position circular connector is required for cable-mounted applications. The aluminum shell offers weight reduction benefits suitable for aerospace constraints. Verify that the crimp termination method aligns with available wire gauge options and that the 600 VAC rating meets system electrical requirements.

Part Context

This part belongs to the 38999 series of circular connectors, which are widely used in military and commercial aerospace sectors. The series is characterized by its lightweight aluminum construction and robust performance in demanding operational conditions. It serves as a critical interconnect solution for avionics and power distribution systems.

Replacement Considerations

The part number alias 76-418620-39F indicates potential interchangeability with legacy designations. Confirm mechanical fit and electrical continuity with original equipment specifications before substituting.