RM242-040-251-5900

Headers, Receptacles, Female Sockets Overview

The AirBorn RM242-040-251-5900 is a rectangular MIL-Spec connector from the R Series, manufactured by Molex. It features a dual-row receptacle configuration with 40 positions and a 1.91 mm pitch. The component utilizes gold-plated beryllium copper contacts housed in a polyphenylene sulfide (PPS) body. Designed for board mount installation, it supports through-hole termination with a straight mounting angle. Electrical ratings include a current capacity of 3 A and voltage rating of 750 V, operating within a temperature range of -65 C to +125 C.

Headers, Receptacles, Female Sockets Feature Summary

• Compliant with MIL-DTL-55302 military specifications for rugged reliability
• Utilizes high-conductivity beryllium copper contacts with gold plating
• Constructed with thermally stable polyphenylene sulfide housing material

Headers, Receptacles, Female Sockets Applications

• Avionics systems requiring MIL-Spec interconnects
• Military communication equipment interfaces
• Ruggedized electronic control modules

Headers, Receptacles, Female Sockets Procurement Notes

Verify specific ordering suffixes against official Molex documentation to ensure correct termination style and contact orientation. Confirm RoHS compliance status as some variants may differ. Request manufacturer datasheets directly to validate environmental ratings and mechanical dimensions prior to integration.

Headers, Receptacles, Female Sockets Selection Notes

Select this model for applications demanding high-density connections in constrained spaces due to the 1.91 mm pitch. Ensure compatibility with existing PCB layouts regarding through-hole tail lengths and mounting ear requirements. Consider thermal management needs given the 125 C maximum operating limit.

Headers, Receptacles, Female Sockets Part Context

This component belongs to the AirBorn R Series, a line of rectangular connectors designed for harsh environments. The series offers various position counts and termination options while maintaining strict adherence to military standards for vibration and shock resistance.

Headers, Receptacles, Female Sockets Replacement Considerations

Cross-reference part numbers within the same R Series family for alternative pin counts or termination styles. Verify mechanical footprint compatibility before substituting with similar MIL-DTL-55302 compliant connectors from other manufacturers.