71-418622-55P

Overview

The Amphenol Aerospace Operations part number 71-418622-55P is a circular MIL-spec connector component. It belongs to the Mil-26482 series, designed for high-reliability interconnect applications in demanding environments. The connector features a bayonet coupling mechanism and is constructed with an aluminum alloy shell. It supports crimp termination for secure wire attachment and utilizes gold-plated copper alloy contacts to ensure low contact resistance and corrosion resistance. The unit is rated for 600 V voltage and carries EREL qualification, indicating compliance with specific environmental and reliability standards required for aerospace and military systems.

Feature Summary

• Bayonet locking mechanism provides rapid connection and secure mating retention
• Gold-plated copper alloy contacts ensure reliable signal transmission and durability
• Aluminum alloy housing offers structural integrity and lightweight performance
• Crimp termination style allows for robust field or factory wire assembly

Applications

• Aerospace avionics systems
• Military communication equipment
• Industrial instrumentation panels
• Ruggedized control circuits

Procurement Notes

Verify the exact datasheet revision and manufacturing origin when sourcing this component. Confirm that the received units match the specified Mil-26482 II standard and EREL qualification requirements. Ensure compatibility with mating plugs by checking shell size and insertion arrangement details against system design specifications before final procurement.

Selection Notes

Select this connector when a panel-mount receptacle with a jam nut installation style is required. It is suitable for applications needing 41 positions with pin contacts. Consider the crimp termination method for cable assembly flexibility. Verify that the operating temperature range and environmental sealing capabilities meet the specific deployment conditions of the target electronic system.

Part Context

This component is part of the broader Mil-26482 family of miniature cylindrical connectors produced by Amphenol Aerospace. These connectors are widely used in defense and aerospace sectors due to their standardized dimensions and high-performance electrical characteristics. The 71-series designation typically indicates a specific manufacturer code within the MS3474/MS3476 equivalent product lines, ensuring interchangeability with other qualified suppliers in critical infrastructure projects.

Replacement Considerations

Compatible substitutes include MS3474L22-41P and MS3476L22-41P from various manufacturers. Ensure that any replacement maintains the same shell size, insertion arrangement, and contact type. Verify that the substitute part meets the same MIL-DTL-26482 II specifications and physical mounting dimensions to guarantee proper fit and function.