71-419746-04S

Overview

The Amphenol Aerospace Operations part number 71-419746-04S is a circular MIL-spec connector plug. It features 4 positions with socket contacts. The shell size is 8, and the insertion arrangement is designated as 8-4. This component utilizes a crimp termination method for reliable electrical connections. The housing material is aluminum alloy, providing structural integrity in demanding environments. The product is currently listed as active within the manufacturer's portfolio.

Feature Summary

• Bayonet coupling mechanism for rapid connection and secure locking
• Crimp termination style ensuring robust contact retention
• Aluminum alloy shell construction for durability

Applications

• Defense avionics systems
• Military communication equipment
• Harsh environment industrial instrumentation

Procurement Notes

Verify the specific datasheet revision to confirm environmental sealing ratings and mating interface compatibility. Ensure that the selected cable assembly matches the specified crimp contact requirements. Confirm that the bayonet coupling orientation aligns with the system panel design constraints before finalizing procurement orders.

Selection Notes

Select this model when a compact 4-position circular connector with bayonet locking is required. Verify that the operating temperature range meets the application specifications. Ensure that the mating receptacle shares the same shell size and insertion arrangement for proper alignment and engagement.

Part Context

This component belongs to the Amphenol PT series of circular connectors. These connectors are designed to meet stringent military specifications for harsh environments. The series offers various configurations to support diverse interconnect needs in aerospace and defense sectors.

Replacement Considerations

The part number alias 1178-PT08CP-8-4S(LC) indicates equivalent sourcing options. Verify mechanical dimensions and electrical continuity with original specifications before substitution.