71-528263-04R

Overview

The Amphenol Aerospace Operations part number 71-528263-04R is a circular MIL-spec connector, specifically identified as JTPQ00RE-12-4PB(003). It belongs to the MS/PT/CMB series and functions as a plug with male pins. The connector utilizes crimp termination for secure wire attachment and features a pin lock fastening mechanism. Constructed from aluminum alloy, it includes an olive drab cadmium plated shell finish. Designed for free-hanging installation, this component meets MIL-DTL-26482 Series I standards, ensuring environmental resilience for demanding operational scenarios.

Feature Summary

• Complies with MIL-DTL-26482 Series I military specifications for high reliability
• Features a robust aluminum alloy housing with corrosion-resistant plating
• Utilizes a pin lock fastening system for secure mating engagement
• Supports crimp termination methods for durable electrical connections

Applications

• Avionics systems in commercial and military aircraft
• Industrial instrumentation requiring rugged interconnects
• Public transportation control circuits
• Military ground vehicle electronics

Procurement Notes

Verify the exact suffix configuration against the manufacturer's current datasheet to ensure compatibility with specific mating requirements. Confirm that the crimp tooling matches the designated contact size. Check for any recent updates to the MIL-DTL-26482 standard that may affect compliance documentation. Ensure environmental sealing requirements align with the intended application conditions before finalizing procurement orders.

Selection Notes

Select this component when a MIL-DTL-26482 Series I compliant plug is required for harsh environments. The aluminum construction offers a favorable strength-to-weight ratio suitable for aerospace applications. The pin lock feature provides enhanced security against vibration-induced disconnection compared to standard threaded couplings. Evaluate the crimp termination method against available assembly tools and wire gauge constraints during the design phase.

Part Context

This connector is part of the broader MS/PT/CMB family produced by Amphenol Aerospace Operations. It serves as a critical interconnect solution within the company's portfolio of circular connectors designed for defense and aerospace markets. The part number alias 71-528263-04R links directly to the JTPQ00RE-12-4PB(003) designation, facilitating cross-reference searches in engineering databases and supply chain management systems.

Replacement Considerations

Compatible substitutes include MS3126P14-5P and other MS3126 series variants from Amphenol or qualified second-source manufacturers. Verify dimensional compatibility and pin count alignment before substitution. Ensure that the replacement part maintains the same MIL-DTL-26482 Series I certification level to preserve system integrity and regulatory compliance.