WTB66SACJTB

Overview

The AirBorn WTB66SACJTB is a rectangular MIL-DTL-55302 series connector designed for board mount applications. It features a straight receptacle configuration with 66 positions arranged in two rows. The component utilizes solder cup termination for wire connections and incorporates gold-plated copper alloy socket contacts. Constructed with a polyphenylene sulfide (PPS) housing, it supports a 2.54 mm pitch and operates within a temperature range of -65°C to +125°C. Rated for 5 A current and 1 kV voltage, this connector ensures reliable performance in demanding environments.

Feature Summary

• Compliant with MIL-DTL-55302 military specifications for rugged reliability
• Features gold-plated copper alloy socket contacts for corrosion resistance
• Utilizes polyphenylene sulfide housing material for thermal stability

Applications

• Military avionics systems requiring standardized interconnects
• Ruggedized electronic equipment operating in extreme temperatures
• Board-to-wire interface solutions in defense aerospace platforms

Procurement Notes

Verify the specific revision level against the manufacturer's datasheet before procurement. Confirm that the ordering suffix matches the required contact orientation and hardware configuration. Ensure compatibility with mating plugs regarding pin/socket assignments and mounting ear requirements. Cross-reference the MIL-DTL-55302 designation to guarantee specification adherence.

Selection Notes

Select this part for high-density I/O needs where military-grade durability is mandatory. The 66-position count suits complex signal routing in constrained spaces. Verify that the solder cup termination aligns with available wiring harnesses. Consider the straight mounting style for direct PCB integration without angular adapters.

Part Context

This component belongs to the AirBorn W Series, a family of rectangular connectors widely used in aerospace and defense sectors. The series offers various position counts and contact types to accommodate diverse system architectures. The WTB prefix specifically denotes a straight receptacle variant within this standardized lineup.

Replacement Considerations

M55302/63-A66H is a confirmed public substitute part number for this component. Verify mechanical dimensions and electrical ratings match before substitution.