RM222-040-241-6400

Headers, Receptacles, Female Sockets Overview

The AirBorn RM222-040-241-6400 is a rectangular MIL-Spec connector from the R Series, designed for board mount receptacle applications. It features a dual-row configuration with 40 positions and a 1.91 mm (0.075 inch) pitch. The component utilizes through-hole termination with pre-tinned tin/lead alloy contacts. Constructed with a plastic body and gold-plated beryllium copper sockets, it operates within a temperature range of -65°C to +125°C. This straight-mount connector complies with MIL-DTL-55302 standards.

Headers, Receptacles, Female Sockets Feature Summary

• Dual-row rectangular board mount receptacle design
• Gold-plated socket contacts for reliable signal transmission
• Through-hole termination with pre-tinned alloy finish
• Compliance with MIL-DTL-55302 military specifications

Headers, Receptacles, Female Sockets Applications

• Military avionics systems
• Defense communication equipment
• Ruggedized electronic assemblies

Headers, Receptacles, Female Sockets Procurement Notes

Verify the specific termination alloy and plating thickness against the official datasheet before integration. Confirm that the pre-tinned tin/lead composition meets project environmental compliance requirements. Ensure the straight mounting style aligns with the PCB layout constraints. Cross-reference the MIL-DTL-55302 designation to validate performance expectations for the intended operational environment.

Headers, Receptacles, Female Sockets Selection Notes

Select this model for applications requiring high-density interconnects in harsh environments. The 1.91 mm pitch supports compact board designs while maintaining robust mechanical stability. The gold plating ensures durability against corrosion. Verify that the 3 A current rating per contact suffices for the circuit load. Consider the thermal limits when evaluating proximity to heat-generating components on the assembly.

Headers, Receptacles, Female Sockets Part Context

This component belongs to the AirBorn R Series, a line of rectangular connectors engineered for demanding industrial and military use. The series emphasizes reliability and precision in high-vibration settings. As a Molex company product, it adheres to strict quality standards. The part number structure indicates specific row counts, position numbers, and termination styles unique to the R Series catalog.

Headers, Receptacles, Female Sockets Replacement Considerations

M55302/190LA40Y-2 is a public confirmed substitute part number.