399-41-005-21-300000

Headers, Receptacles, Female Sockets Overview

The Mill-Max 399-41-005-21-300000 is a single-row surface mount socket connector featuring five positions with a 0.050-inch (1.27mm) pitch. It utilizes beryllium copper contacts with gold plating and supports leads ranging from 0.015 to 0.022 inches in diameter. The unit provides a current rating of 3A and employs a push-pull fastening mechanism for secure mating.

Headers, Receptacles, Female Sockets Feature Summary

• Surface mount construction for automated PCB assembly
• Gold-plated beryllium copper contacts for reliable conductivity
• Push-pull fastening type ensures stable mechanical connection

Headers, Receptacles, Female Sockets Applications

• Board-to-board interconnects requiring surface mounting
• Automated test equipment contact points
• High-density electronic module connections

Headers, Receptacles, Female Sockets Procurement Notes

Verify the specific lead diameter compatibility range against design requirements before procurement. Confirm that the surface mount footprint matches the target PCB layout dimensions. Ensure the push-pull fastening mechanism aligns with the mating component interface specifications for proper engagement.

Headers, Receptacles, Female Sockets Selection Notes

Select this component when surface mount technology is required for small-diameter leads. The 0.050-inch pitch suits high-density layouts. Beryllium copper offers necessary spring properties, while gold plating ensures corrosion resistance. Verify thermal and electrical ratings match system constraints.

Headers, Receptacles, Female Sockets Part Context

This part belongs to the Mill-Max 399 series of precision-machined interconnect components. The series specializes in high-reliability sockets designed for demanding applications. Mill-Max Manufacturing Corp. produces these components using advanced machining techniques to ensure consistent performance across various industrial environments.

Headers, Receptacles, Female Sockets Replacement Considerations

Check for direct substitutes within the same 399 series family. Verify identical pitch, row count, and termination style. Ensure compatible lead diameter ranges and contact material specifications match the original design requirements.