RC442-052-311-4000

Headers, Receptacles, Female Sockets Overview

The RC442-052-311-4000 is a rugged rectangular board-to-board and mezzanine connector from the AirBorn R Series, manufactured by Molex. It features a 0.075-inch (1.91 mm) pitch with four rows of contacts, providing a total of 52 positions. The connector utilizes press-fit termination for secure board mounting and includes gold-plated beryllium copper contacts housed in a polyphenylene sulfide (PPS) body. Designed for high-reliability applications, it supports a current rating of 3 A and operates within a temperature range of -65°C to +125°C.

Headers, Receptacles, Female Sockets Feature Summary

• Rugged rectangular design compliant with MIL-DTL-55302 standards
• Press-fit termination ensures reliable mechanical and electrical connection
• Gold-plated beryllium copper contacts provide corrosion resistance
• Polyphenylene sulfide housing offers thermal stability

Headers, Receptacles, Female Sockets Applications

• High-density electronic interconnects
• Aerospace and defense systems
• Industrial control equipment
• Telecommunications infrastructure

Headers, Receptacles, Female Sockets Procurement Notes

Verify the specific part number against official Molex/AirBorn documentation to confirm configuration details. Ensure compatibility with mating connectors regarding gender and guide pin alignment. Confirm that the press-fit tail length matches the target PCB thickness requirements for proper insertion depth.

Headers, Receptacles, Female Sockets Selection Notes

Select this component when a rugged, military-specification connector is required for board-to-board applications. The 0.075-inch pitch allows for higher density compared to standard 0.100-inch options. Verify that the 52-position count meets circuit requirements and that the straight mount style fits the enclosure constraints.

Headers, Receptacles, Female Sockets Part Context

This connector belongs to the AirBorn R Series, known for high reliability in harsh environments. The RC442 prefix indicates a specific variant within the series designed for board-to-board stacking. As a Molex company product, it adheres to strict quality and performance standards for critical electronic connections.

Headers, Receptacles, Female Sockets Replacement Considerations

Direct substitutes must match the 0.075-inch pitch, 4-row configuration, and 52-position count. Verify identical press-fit termination and gold contact finish. Cross-reference with other AirBorn R Series parts or equivalent MIL-DTL-55302 connectors if availability is an issue.