306-020-520-168

Overview

The EDAC 306-020-520-168 is a rotary switch component featuring a panel mount configuration with a shaft diameter of 0.250 inches. It utilizes a 2-pole, 20-position design with an on-off-on electrical action. The device incorporates a brass contact material and supports a maximum voltage rating of 28 VDC. Electrical durability is specified at 10,000 cycles under resistive load conditions. The unit operates within a temperature range of -55°C to +125°C and meets MIL-DTL-38969 series environmental standards for shock and vibration resistance.

Feature Summary

• Panel mount rotary switch design with 2-pole 20-position functionality
• On-off-on electrical action utilizing brass contact materials
• Compliance with MIL-DTL-38969 environmental testing standards

Applications

• Military aerospace control panels
• Aviation instrumentation systems
• Ruggedized industrial equipment interfaces

Procurement Notes

Verify the specific suffix codes against the manufacturer's current datasheet to confirm exact terminal type, shaft length, and mounting flange dimensions. Ensure that the required electrical ratings align with the system's operational voltage and current limits. Confirm environmental sealing requirements match the intended installation environment before finalizing procurement orders.

Selection Notes

Select this component when a robust rotary switch is required for high-vibration environments. The 20-position count suits applications needing multiple discrete settings. Verify that the 0.250-inch shaft diameter fits the existing panel cutout specifications. Ensure the operating temperature range covers the full spectrum of expected ambient conditions during deployment.

Part Context

This part belongs to the EDAC 306 series of heavy-duty rotary switches designed for demanding applications. The series is known for its compliance with military specifications, offering reliability in harsh conditions. The model number indicates specific pole, position, and action configurations unique to this variant within the broader product line.

Replacement Considerations

Direct replacements must match the 2-pole 20-position on-off-on action and 0.250-inch shaft diameter. Verify compatibility with MIL-DTL-38969 mechanical and environmental standards. Cross-reference mounting hole patterns and terminal configurations to ensure physical interchangeability without modification.