71-418620-41P

Overview

The Amphenol Aerospace Operations 71-418620-41P is a circular MIL-spec connector belonging to the MIL-DTL-38999 Series III. It functions as a cable plug with a straight orientation and utilizes a bayonet coupling mechanism for secure attachment. The assembly features 41 positions configured with female socket contacts, designed for crimp termination to ensure reliable signal transmission. Constructed with an aluminum alloy shell, it provides environmental resistance against fluids and harsh conditions. The component supports high-density interconnect applications requiring robust mechanical stability and consistent electrical performance in demanding operational environments.

Feature Summary

• Bayonet coupling system ensures rapid and secure connection engagement
• Aluminum alloy shell construction offers durability and environmental protection
• Crimp termination method facilitates precise contact installation
• Female socket configuration enables versatile mating compatibility

Applications

• Avionics systems integration
• Aircraft power distribution networks
• Radar equipment signal interfacing
• Military communication hardware

Procurement Notes

Verify the specific datasheet revision and contact plating specifications directly with the manufacturer or authorized distributors before procurement. Confirm that the crimp tooling requirements align with the designated contact type. Ensure environmental sealing ratings meet the intended application standards. Cross-reference the part number with current military specification updates to guarantee compliance with the latest design requirements and material constraints.

Selection Notes

Select this component when a high-density circular connector with bayonet locking is required for cable-mounted installations. The 41-position capacity suits complex signal routing needs within constrained spaces. Verify that the aluminum shell material and crimp termination style match the existing harness design. Consider the operating temperature range and fluid resistance properties to ensure suitability for the specific environmental conditions of the target deployment scenario.

Part Context

This part belongs to the extensive MIL-DTL-38999 family of circular connectors, widely utilized in aerospace and defense sectors. It represents a standard solution for interconnecting electronic modules where reliability under vibration and shock is critical. The series is known for its interchangeability with other manufacturers' components meeting the same military specification, providing supply chain flexibility for critical infrastructure projects.

Replacement Considerations

Equivalent parts include MS3116E20-41S and DT06-4S-041. Verify dimensional tolerances and contact gender compatibility before substitution. Ensure the replacement meets the same MIL-DTL-38999 Series III standards to maintain interface integrity and environmental sealing performance in existing assemblies.