M55302/58-B20H

Headers, Receptacles, Female Sockets Overview

The M55302/58-B20H is a rectangular MIL-Spec receptacle connector from the AirBorn W Series, manufactured by Molex. It features 20 positions arranged in two rows with a 2.54 mm pitch. Designed for PCB mounting, it utilizes solder termination and gold-plated copper alloy sockets. The housing is constructed from Polyphenylene Sulfide (PPS), supporting a current rating of 5 A and an insulation resistance of 5 GOhms. Operating temperatures range from -65 C to +125 C.

Headers, Receptacles, Female Sockets Feature Summary

• Complies with MIL-DTL-55302 military specifications for high-reliability applications
• Features gold-plated contacts on a copper alloy base for corrosion resistance
• Utilizes Polyphenylene Sulfide (PPS) housing material for thermal stability

Headers, Receptacles, Female Sockets Applications

• Military avionics systems requiring certified interconnects
• Ruggedized electronic enclosures demanding high reliability
• Defense communication equipment interfaces

Headers, Receptacles, Female Sockets Procurement Notes

Verify the specific suffix against official AirBorn documentation to confirm exact contact configuration and plating thickness. Ensure compatibility with mating plugs regarding row count and pin assignment. Confirm that the supplier provides valid traceability certificates required for defense procurement standards.

Headers, Receptacles, Female Sockets Selection Notes

Select this component when a straight-mount receptacle with 20 positions is required. Verify that the 2.54 mm pitch aligns with the PCB layout constraints. Ensure the mating environment supports the specified temperature range and that the PPS housing meets chemical resistance requirements for the application.

Headers, Receptacles, Female Sockets Part Context

This part belongs to the AirBorn W Series, designed for mission-critical environments. The series offers various row options and contact counts. As a MIL-DTL-55302 compliant product, it ensures consistent performance under harsh conditions compared to commercial-grade alternatives.

Headers, Receptacles, Female Sockets Replacement Considerations

Cross-reference with other manufacturers holding MIL-DTL-55302 qualifications. Verify dimensional interchangeability and electrical ratings before substitution. Ensure the replacement maintains the same contact type and mounting style.