71-432846-03S

Overview

The Amphenol Aerospace Operations part number 71-432846-03S is a circular MIL-spec connector belonging to the PTY series. It functions as a receptacle with a size 8 shell and utilizes a 3-position socket configuration. The component features a threaded coupling mechanism for secure attachment. Electrical ratings include a current capacity of 15 amperes per contact and voltage handling up to 500 volts AC or 700 volts DC. The operating temperature range spans from -65 degrees Celsius to 200 degrees Celsius, ensuring reliability in extreme conditions.

Feature Summary

• Threaded coupling design ensures secure mating and environmental sealing
• High-temperature capability supports operation up to 200 degrees Celsius
• MIL-DTL-26482 Series II compliance guarantees military-grade durability

Applications

• Aviation avionics systems requiring high-temperature resistance
• Military ground vehicle electrical interconnections
• Harsh environment industrial control panels

Procurement Notes

Verify the specific suffix '03S' against the official Amphenol datasheet to confirm pinout orientation and contact type. Ensure compatibility with existing panel cutouts and mating plugs. Check for recent engineering change notices that may affect form, fit, or function before finalizing procurement orders.

Selection Notes

Select this component when a threaded MIL-DTL-26482 Series II receptacle is required for high-temperature applications. Confirm that the 3-position socket layout matches the system wiring diagram. Evaluate the aluminum alloy housing and silver-plated contacts against corrosion requirements and current load specifications for the intended installation.

Part Context

This part belongs to the PTY family of circular connectors manufactured by Amphenol Aerospace Operations. It adheres to the MIL-DTL-26482 Series II standard, which defines dimensions and performance criteria for miniature circular connectors used in demanding aerospace and defense environments. The series is known for its robust construction and reliable performance under vibration and thermal stress.

Replacement Considerations

Compatible substitutes include MS27467E8-3S and DT04-3S. Verify that replacement parts maintain the same threaded coupling style and socket contact configuration. Ensure dimensional compatibility with existing mounting hardware and cable strain relief mechanisms.