71-418620-39Y

Overview

The Amphenol Aerospace Operations part number 71-418620-39Y is a circular MIL-spec connector plug. It belongs to the JT series and complies with MIL-DTL-26482 Series I standards. The connector features a size 20 shell with a 39-position arrangement. It utilizes socket contacts made of copper alloy with gold plating for reliable signal transmission. The termination method is crimp, suitable for cable mounting applications. This component is designed for high-reliability interconnection in demanding environments.

Feature Summary

• Complies with MIL-DTL-26482 Series I military specifications for rugged performance
• Features gold-plated copper alloy socket contacts for low resistance and corrosion resistance
• Designed for cable mounting with crimp termination for secure wire attachment

Applications

• Aerospace avionics systems requiring MIL-Spec reliability
• Military communication equipment interfaces
• Harsh environment industrial control panels

Procurement Notes

Verify the exact datasheet revision and compliance status directly with Amphenol Aerospace or authorized distributors. Confirm that the specific suffixes match the required contact arrangement and shell finish. Ensure compatibility with mating receptacles from the same JT series family. Check for any recent supply chain notifications or obsolescence notices before finalizing procurement plans.

Selection Notes

Select this component when a 39-position circular plug is required under MIL-DTL-26482 Series I standards. Ensure the mating environment supports the specified current ratings and temperature ranges. Verify that the cable diameter accommodates the crimp terminals. Confirm that the gold plating meets the necessary conductivity requirements for the application signals.

Part Context

This part is part of the JT series of circular connectors manufactured by Amphenol Aerospace Operations. The JT series is widely used in aerospace and defense industries due to its robust construction and standardized dimensions. It serves as a critical interconnection solution where vibration resistance and environmental sealing are paramount.

Replacement Considerations

Compatible substitutes include other manufacturers' parts meeting MIL-DTL-26482 Series I standards with identical 39-position configurations. Cross-reference with ITT Cannon or Glenair equivalents ensuring shell size 20 and matching contact arrangements. Verify dimensional interchangeability before substitution.