71-419747-98S

Overview

The Amphenol Aerospace Operations model 71-419747-98S is a circular MIL Spec connector receptacle. It complies with MIL-DTL-38999 Series II standards and features a size 8 shell. The unit contains 98 signal positions utilizing crimp termination for wire connections. The contacts are gold-plated copper alloy sockets housed in an aluminum shell with olive drab cadmium plating. Designed for free-hanging installation, it provides environmental sealing and EMI shielding suitable for harsh aerospace environments.

Feature Summary

• Complies with MIL-DTL-38999 Series II specifications
• Provides reliable EMI shielding via grounding fingers
• Features quick positive bayonet coupling system
• Ensures error-proof alternate positioning

Applications

• Avionics systems
• Communication equipment
• Radar systems
• Missile guidance systems

Procurement Notes

Verify the specific suffix codes against official manufacturer documentation to confirm exact contact arrangements and shell finishes. Ensure compatibility with mating plugs by checking keyway designations. Confirm that the crimp tooling matches the specified contact sizes. Request current RoHS compliance status directly from the supplier. Validate environmental sealing requirements against operational conditions.

Selection Notes

Select this component when MIL-DTL-38999 Series II compliance is mandatory. Choose based on the required 98-position density within a size 8 shell. Consider the aluminum housing for weight-sensitive applications. Verify that the bayonet lock mechanism aligns with panel mounting constraints. Ensure the crimp termination method fits available wiring harness tools.

Part Context

This part belongs to the JT series of subminiature cylindrical connectors developed for the aerospace industry. The JT series meets or exceeds MIL-DTL-38999 requirements. These connectors offer lightweight designs with various contact options including crimp, solder, and PCB types. The series supports nine shell sizes and multiple shell styles for diverse integration needs.

Replacement Considerations

Compatible substitutes include MS27467E8-98S and MS27467T8-98S. Cross-reference keyway letters to ensure correct orientation matching. Verify identical shell size and contact count before substitution.