M55302/63B70X

Headers, Male Pins Overview

The M55302/63B70X is a rectangular MIL-DTL-55302 connector from the AirBorn W Series, manufactured by Molex. It features 70 positions arranged in two rows with a 2.54 mm pitch. The component utilizes gold-plated pin contacts made of copper alloy and a polyphenylene sulfide (PPS) housing. Designed for free-hanging installation at a right angle, it employs solder termination. The unit supports a current rating of 5 A, operates within a temperature range of -65°C to +125°C, and maintains an insulation resistance of 5 GOhms.

Headers, Male Pins Feature Summary

• High-density interconnect capability with 70 positions in a dual-row configuration
• Robust construction using polyphenylene sulfide housing material
• Reliable electrical performance ensured by gold-plated copper alloy contacts

Headers, Male Pins Applications

• Military-aerospace systems requiring rugged interconnects
• Industrial systems demanding high-density connections
• Applications necessitating right-angle PCB mounting solutions

Headers, Male Pins Procurement Notes

Verify availability directly with the manufacturer or authorized distributors, as stock levels fluctuate. Confirm that the specific suffix matches the required military specification compliance. Ensure compatibility with mating receptacles before procurement. Request updated RoHS certificates if environmental compliance is mandatory for the project. Validate lead times due to potential supply chain constraints on specialized military-grade components.

Headers, Male Pins Selection Notes

Select this model when a high-pin-count, right-angle connector is required for space-constrained environments. The 2.54 mm pitch offers a balance between density and ease of assembly. Verify that the 5 A current rating meets the circuit requirements. Ensure the free-hanging style aligns with the mechanical design constraints of the enclosure.

Headers, Male Pins Part Context

This component belongs to the AirBorn W Series, designed for MIL-DTL-55302 applications. It provides robust connectivity for demanding environments. The series is known for high reliability and durability in military and aerospace sectors. The part number indicates specific contact count, orientation, and termination style within the standardized family.

Headers, Male Pins Replacement Considerations

Cross-reference with other M55302 variants for position count and pitch compatibility. Verify mating interface dimensions against existing harnesses. Check for equivalent parts from other manufacturers holding MIL-DTL-55302 certification. Ensure thermal and mechanical specifications match the original design requirements.