M55302/190LA100S

Headers, Receptacles, Female Sockets Overview

The M55302/190LA100S is a rectangular MIL-DTL-55302 connector from the AirBorn W Series, manufactured by Molex. It features 100 positions arranged in two rows with a 1.91 mm (0.075 inch) pitch. Designed for through-hole PCB mounting, this receptacle utilizes gold-plated copper alloy sockets. The housing is constructed from Polyphenylene Sulfide (PPS), supporting an operating temperature range of -65°C to +125°C and providing 5 GOhms insulation resistance.

Headers, Receptacles, Female Sockets Feature Summary

• Complies with MIL-DTL-55302 military specifications for rugged environmental performance
• Utilizes gold-plated contacts to ensure reliable signal transmission in demanding conditions
• Features a Polyphenylene Sulfide (PPS) housing for high thermal stability and chemical resistance

Headers, Receptacles, Female Sockets Applications

• Avionics systems requiring high-density interconnects
• Military communication equipment
• Ruggedized electronic control units

Headers, Receptacles, Female Sockets Procurement Notes

Verify the specific suffix 'LA' against official AirBorn documentation to confirm exact contact configuration and mounting variations. Ensure compatibility with mating plugs regarding shell size and keying options. Cross-reference the manufacturer part number with current datasheets to validate availability and any recent design changes before finalizing procurement orders.

Headers, Receptacles, Female Sockets Selection Notes

Select this component when a high-pin-count, small-pitch connector is required for board-level applications. The 1.91 mm pitch allows for dense circuit layouts while maintaining MIL-spec durability. Consider the through-hole termination method for robust mechanical attachment to printed circuit boards in vibration-prone environments.

Headers, Receptacles, Female Sockets Part Context

This part belongs to the AirBorn W Series, a line of rectangular connectors designed for harsh environments. The series offers various pin counts and pitches, adhering to MIL-DTL-55302 standards. The M55302/190LA100S specifically addresses needs for high-density connections in aerospace and defense sectors where reliability is critical.

Headers, Receptacles, Female Sockets Replacement Considerations

Direct substitutes must match the 100-position count, 1.91 mm pitch, and MIL-DTL-55302 compliance. Verify that alternative parts maintain the same socket type and through-hole mounting style to ensure mechanical and electrical interchangeability without redesigning the host assembly.