WTB66PR9J

Overview

The AirBorn WTB66PR9J is a rectangular MIL-Spec connector plug from the W Series, designed for board mount applications. It features 66 positions arranged in two rows with a 2.54 mm (0.1 inch) pitch. The component utilizes male pin contacts made of copper alloy with gold plating and terminates via solder through-hole technology. Constructed with a polyphenylene sulfide (PPS) housing, it supports a current rating of 5 A and a voltage rating of 1 kV. The unit operates within a temperature range of -65 C to +125 C and offers an insulation resistance of 5 GOhms.

Feature Summary

• Compliant with MIL-DTL-55302 standards for military-grade reliability
• Gold-plated copper alloy contacts ensure stable signal transmission
• Polyphenylene sulfide housing provides thermal stability

Applications

• Aviation control systems
• Spacecraft instrumentation
• Electronic warfare equipment

Procurement Notes

Verify the specific suffix against official Molex/AirBorn documentation to confirm exact termination style and mounting configuration. Cross-reference the manufacturer part number with the MIL-DTL-55302 specification sheet to ensure compliance with required environmental ratings and contact material specifications before finalizing procurement orders.

Selection Notes

Select this model when a high-density 66-position interconnect is required for rigid board-to-board connections. Ensure the design accommodates the right-angle or straight mounting orientation specified in the datasheet. Verify that the PCB layout supports the 2.54 mm pitch and through-hole soldering process compatible with the copper alloy pin dimensions.

Part Context

This component belongs to the AirBorn W Series, a family of rectangular connectors engineered for harsh environments. The series is widely utilized in aerospace and defense sectors where strict adherence to MIL-C-55302 and MIL-DTL-83513E standards is mandatory. The WTB66PR9J represents a specific variant optimized for high-reliability applications requiring robust mechanical and electrical performance.

Replacement Considerations

M55302/61B66