M55302/63B44H

Headers, Male Pins Overview

The M55302/63B44H is a rectangular MIL-DTL-55302 connector from the AirBorn W Series, manufactured by Molex. It features a straight mounting angle with 44 positions arranged in two rows. The contacts are gold-plated copper alloy sockets designed for crimp termination. The housing is constructed from polyphenylene sulfide (PPS), providing an insulation resistance of 5 GOhms and a current rating of 5 A. It operates within a temperature range of -65 C to +125 C and utilizes a 2.54 mm pitch.

Headers, Male Pins Feature Summary

• Complies with MIL-DTL-55302 military specifications for high-reliability interconnects.
• Utilizes gold-plated copper alloy contacts to ensure stable signal transmission.
• Features a PPS housing material offering thermal stability and chemical resistance.

Headers, Male Pins Applications

• Avionics systems requiring certified military-grade connectivity.
• Radar equipment interfaces demanding reliable signal integrity.
• Communication subsystems operating in extreme environmental conditions.

Headers, Male Pins Procurement Notes

Verify the specific manufacturing source and RoHS compliance status directly with Molex or authorized distributors before procurement. Confirm that the component meets current export control regulations and military specification requirements for the intended deployment environment. Ensure compatibility with mating connectors regarding pin-out and mechanical dimensions.

Headers, Male Pins Selection Notes

Select this part when a straight-mount receptacle with 44 positions is required for MIL-DTL-55302 applications. Verify that the 2.54 mm pitch and socket contact type align with the system design. Ensure the PCB layout supports the specified crimp termination method and that the operating temperature range covers the application's thermal profile.

Headers, Male Pins Part Context

This component belongs to the AirBorn W Series, a line of rectangular connectors known for durability in harsh environments. The M55302 designation indicates adherence to the MIL-DTL-55302 standard, ensuring interchangeability and performance consistency across military and aerospace platforms manufactured by Molex.

Headers, Male Pins Replacement Considerations

Direct replacements must match the MIL-DTL-55302 specification, 44-position count, straight orientation, and socket contact configuration. Cross-reference with other manufacturers producing equivalent MIL-spec connectors to ensure mechanical and electrical compatibility without modifying the existing assembly design.