RM222-040-211-0256

Headers, Receptacles, Female Sockets Overview

The AirBorn RM222-040-211-0256 is a rectangular MIL-Spec connector from the R Series, manufactured by Molex. It functions as a board mount receptacle with a vertical orientation and plastic body. The component features dual rows of contacts with a 0.075-inch (1.91 mm) pitch. Designed for through-hole termination, it supports 40 circuits. The unit utilizes gold-plated socket contacts housed in a Polyphenylene Sulfide (PPS) shell. It complies with MIL-DTL-55302 standards and operates within a temperature range of -65°C to +125°C.

Headers, Receptacles, Female Sockets Feature Summary

• Complies with MIL-DTL-55302 military specifications for high-reliability applications
• Features a dual-row configuration with 0.075-inch pitch for dense circuit integration
• Utilizes gold-plated beryllium copper contacts for reliable signal transmission
• Constructed with a Polyphenylene Sulfide (PPS) plastic body for thermal stability

Headers, Receptacles, Female Sockets Applications

• Aerospace avionics systems requiring MIL-Spec reliability
• Military communication equipment interfaces
• High-density electronic board mounting applications
• Ruggedized industrial control systems

Headers, Receptacles, Female Sockets Procurement Notes

Verify the specific termination style and polarization keying against the official datasheet before procurement. Confirm that the gold plating specification matches the environmental requirements of the target application. Ensure compatibility with mating connectors within the same R Series family. Validate that the through-hole footprint aligns with the PCB design constraints.

Headers, Receptacles, Female Sockets Selection Notes

Select this component when a MIL-DTL-55302 compliant receptacle is required for vertical board mounting. The 40-position capacity suits applications needing moderate density without excessive board space. Consider the 0.075-inch pitch for standard spacing requirements. Verify that the operating temperature range meets the system's thermal profile. Ensure the plastic body material is suitable for the soldering process used.

Headers, Receptacles, Female Sockets Part Context

This part belongs to the AirBorn R Series, a line of rectangular connectors known for meeting stringent military standards. The series offers various position counts and termination options. As a Molex company product, it integrates into broader connectivity solutions. The R Series is designed for durability in harsh environments, providing consistent performance across defense and aerospace sectors.

Headers, Receptacles, Female Sockets Replacement Considerations

Direct substitutes must match the MIL-DTL-55302 specification, 40-position count, and 0.075-inch pitch. Verify identical contact type (socket), plating (gold), and body material (PPS). Cross-reference with other manufacturers offering equivalent MIL-Spec rectangular receptacles if availability is an issue.

Headers, Receptacles, Female Sockets FAQ

What is the contact material for this receptacle?

The contacts are made of beryllium copper with gold plating.

Does this connector comply with military standards?

Yes, it complies with MIL-DTL-55302 specifications.

What is the maximum operating temperature?

The maximum operating temperature is +125°C.