RM242-040-211-0256

Headers, Receptacles, Female Sockets Overview

The RM242-040-211-0256 is a rectangular MIL-spec connector from the AirBorn R-Series, manufactured by Molex. It features 40 positions arranged in two rows with a 0.075-inch (1.91 mm) pitch. Designed for board mount installation, it utilizes through-hole termination and female socket contacts. The connector employs gold-plated beryllium copper contacts housed in a polyphenylene sulfide (PPS) shell. It complies with MIL-DTL-55302 standards, supporting a current rating of 3 A and voltage up to 750 V across an operating temperature range of -65°C to +125°C.

Headers, Receptacles, Female Sockets Feature Summary

• Complies with MIL-DTL-55302 military specifications for ruggedized performance
• Features gold-plated beryllium copper sockets for reliable signal transmission
• Constructed with polyphenylene sulfide housing for thermal stability
• Supports straight board mount installation via through-hole termination

Headers, Receptacles, Female Sockets Applications

• Military avionics systems requiring certified interconnects
• Ruggedized electronic enclosures demanding high reliability
• Defense communication equipment interfaces
• Aerospace control modules subject to extreme temperatures

Headers, Receptacles, Female Sockets Procurement Notes

This component is classified as a factory special order item. Availability is not standard; users must obtain a formal quote to verify current pricing, lead times, and specific manufacturer ordering requirements. Direct contact with authorized distributors or the manufacturer is necessary to confirm stock status and production schedules before procurement planning.

Headers, Receptacles, Female Sockets Selection Notes

Select this model when a 40-position, two-row MIL-DTL-55302 compliant connector is required. Ensure compatibility with 0.075-inch pitch mating hardware. Verify that the application environment falls within the -65°C to +125°C operational range. Confirm that PCB layout supports through-hole soldering for straight mounting orientation.

Headers, Receptacles, Female Sockets Part Context

Part of the AirBorn R-Series family, known for high-density rectangular connectors. The RM242 prefix indicates a specific series configuration within the Molex/AirBorn portfolio. This part number represents a standardized variant optimized for board-level integration in critical infrastructure applications.

Headers, Receptacles, Female Sockets Replacement Considerations

Verify cross-reference availability with other MIL-DTL-55302 qualified suppliers. Ensure dimensional compatibility, particularly regarding the 0.075-inch pitch and hole dimensions (.099-.111 inches). Confirm electrical ratings match system requirements before substitution.