399-91-003-21-300000

Headers, Receptacles, Female Sockets Overview

The Mill-Max 399-91-003-21-300000 is a spring-loaded PCB target connector designed for mating with pogo pins. It features three contact positions arranged in a single row with a 0.100-inch (2.54mm) pitch. The component utilizes brass alloy contacts finished with gold plating to ensure reliable electrical performance. It supports through-hole mounting and right-angle installation on printed circuit boards, providing a robust interface for board-to-board or cable-to-board connections.

Headers, Receptacles, Female Sockets Feature Summary

• Spring-loaded design accommodates vertical misalignment during mating
• Gold-plated brass alloy contacts provide corrosion resistance
• Right-angle through-hole mounting facilitates compact PCB layouts

Headers, Receptacles, Female Sockets Applications

• Board-to-board interconnect systems requiring flexible alignment
• Test and measurement fixtures utilizing spring pin arrays
• Compact electronic assemblies needing right-angle termination

Headers, Receptacles, Female Sockets Procurement Notes

Verify the specific series designation and contact count against official Mill-Max documentation before procurement. Confirm that the gold plating thickness and material composition meet the required environmental and electrical standards for the intended application. Ensure compatibility with the mating pogo pin dimensions to prevent mechanical interference or poor contact.

Headers, Receptacles, Female Sockets Selection Notes

Select this component when a single-row, right-angle spring target is required for precise alignment tolerance. The 0.100-inch pitch suits standard spacing requirements. Consider the through-hole mounting profile and overall height constraints of the assembly. Verify that the operating temperature range aligns with the system's thermal environment.

Headers, Receptacles, Female Sockets Part Context

This part belongs to the Mill-Max 399 series of spring targets. These components are engineered for high-reliability applications where consistent electrical connection is critical despite potential mechanical offsets. The series offers various contact counts and configurations to support diverse interconnect needs within precision-machined connector ecosystems.

Headers, Receptacles, Female Sockets Replacement Considerations

Cross-reference compatible parts from the same Mill-Max 399 family with matching contact counts and pitch specifications. Verify that alternative suppliers offer identical spring-loaded mechanisms and gold-plated brass materials to maintain performance equivalence.