399-91-020-21-300000

Headers, Receptacles, Female Sockets Overview

The Mill-Max 399-91-020-21-300000 is a spring-loaded pogo pin contact designed for board-to-board interconnection. It features a female socket configuration with a right-angle mounting type suitable for through-hole PCB installation. The component utilizes a brass alloy construction with a gold contact finish to ensure reliable electrical performance in rigorous environments.

Headers, Receptacles, Female Sockets Feature Summary

• Provides reliable electrical connections in demanding applications
• Utilizes spring-loaded mechanism for consistent contact pressure
• Features right-angle orientation for efficient board layout

Headers, Receptacles, Female Sockets Applications

• Board-to-board interconnect systems
• Test and measurement probe interfaces
• High-reliability electronic assemblies

Headers, Receptacles, Female Sockets Procurement Notes

Verify the specific series designation and contact configuration against official Mill-Max documentation before procurement. Ensure that the right-angle through-hole mounting requirements align with the target PCB design specifications. Confirm that the gold finish thickness meets the intended application's conductivity and wear resistance standards.

Headers, Receptacles, Female Sockets Selection Notes

Select this component when a spring-loaded, right-angle solution is required for board-to-board connectivity. Consider the mechanical constraints of the through-hole mounting and the spatial requirements of the vertical profile. Evaluate the environmental conditions to ensure the operating temperature range and material durability are sufficient for the deployment scenario.

Headers, Receptacles, Female Sockets Part Context

This part belongs to the Mill-Max 399 series of individual spring-loaded contacts and test probes. The series is engineered for high reliability and precision machining, serving as a global leader in interconnect components since 1971. These components are designed to maintain stable electrical connections under vibration and thermal cycling.

Headers, Receptacles, Female Sockets Replacement Considerations

Consult the official Mill-Max catalog for direct substitutes within the 399 series. Verify compatibility regarding pin diameter acceptance, socket depth, and overall length dimensions. Ensure that any alternative part maintains the same right-angle orientation and through-hole termination style.