71-419746-04P

Overview

The 71-419746-04P is a circular MIL-spec connector manufactured by Amphenol Aerospace Operations. It belongs to the MIL-DTL-26482 Series II standard, designed for high-reliability interconnect applications in demanding environments. The component features an aluminum alloy housing with a nickel finish and gold-plated copper alloy contacts. It utilizes a crimp termination method and employs a bayonet coupling mechanism for secure engagement. The connector is rated for operation within a temperature range of -65°C to 200°C.

Feature Summary

• Complies with MIL-DTL-26482 Series II specifications for rigorous military-grade performance standards
• Constructed with durable aluminum housing and corrosion-resistant nickel surface treatment
• Features gold-plated contacts to ensure reliable signal transmission in harsh conditions
• Utilizes a bayonet locking system for rapid and secure mating and unmating

Applications

• Avionics systems requiring robust environmental sealing
• Military ground support equipment interconnects
• Aerospace instrumentation and control circuits
• Harsh environment industrial sensor connections

Procurement Notes

Verify that the specific suffix matches the required contact arrangement and shell size. Confirm compliance with MIL-DTL-26482 Series II requirements for your application. Check for RoHS status as these components may not be compliant. Ensure compatibility with mating connectors regarding coupling type and pin configuration before ordering.

Selection Notes

Select this model when MIL-DTL-26482 Series II compliance is mandatory. Choose based on the need for a bayonet coupling style over screw-lock alternatives. Consider the operating temperature range up to 200°C for high-heat environments. Verify that the aluminum housing material meets weight and strength constraints for the assembly.

Part Context

This part is part of the broader Amphenol 26482 Series II miniature cylindrical connector family. These connectors are widely used across defense and aerospace sectors due to their standardized dimensions and high reliability. The series offers various shell sizes and contact arrangements to suit different wiring density needs while maintaining a compact form factor.

Replacement Considerations

Compatible substitutes include MS3472W14-4P and MS3474L14-4SW from Amphenol Aerospace. These parts share similar MIL-DTL-26482 Series II characteristics. Verify exact shell size and contact gender before substitution to ensure mechanical fit.