M55302/61B54

Headers, Male Pins Overview

The M55302/61B54 is a rectangular MIL-Spec connector from the AirBorn W Series, manufactured by Molex. It features 54 positions in a dual-row configuration with male pin contacts. The component utilizes gold-plated phosphor bronze terminals and a polyphenylene sulfide (PPS) housing. Designed for through-hole board mounting at a right angle, it operates within a temperature range of -65°C to +125°C. The connector supports a current rating of 5 A and offers an insulation resistance of 5 GOhms, adhering to MIL-DTL-55302 standards.

Headers, Male Pins Feature Summary

• Compliant with MIL-DTL-55302 military specifications for rugged reliability
• Utilizes gold-plated phosphor bronze contacts for corrosion resistance
• Constructed with high-performance PPS housing material
• Supports right-angle through-hole PCB integration

Headers, Male Pins Applications

• Aerospace and defense avionics systems
• Military communication equipment interfaces
• Industrial control panel connections
• Harsh environment electronic assemblies

Headers, Male Pins Procurement Notes

Verify part authenticity directly with Molex or authorized distributors due to the prevalence of counterfeit components in the military connector market. Confirm that the specific suffix matches the required contact type and mounting style. Request original manufacturer certificates of compliance and traceability documentation to ensure adherence to MIL-DTL-55302 standards before finalizing procurement orders.

Headers, Male Pins Selection Notes

Select this model when a high-density 54-position interface is required for space-constrained applications. Ensure compatibility with existing PCB layouts requiring right-angle termination. Verify that the 5 A current rating and 1 kV voltage limits meet system electrical requirements. Consider the operating temperature range for environmental exposure scenarios typical in defense or industrial settings.

Headers, Male Pins Part Context

This component belongs to the AirBorn W Series, a line of connectors acquired by Molex in 2024. The series is designed for high-reliability applications in aerospace and defense sectors. AirBorn has a long history of manufacturing specialized connectors compliant with various military standards, providing robust solutions for critical electronic interconnections.

Headers, Male Pins Replacement Considerations

Cross-reference with other MIL-DTL-55302 variants offering identical pin counts and contact configurations. Verify mechanical dimensions and mating interface compatibility before substitution. Consult official Molex documentation for approved equivalent part numbers within the W Series family.