RM252-040-321-5502BN

Headers, Male Pins Overview

The RM252-040-321-5502BN is a rectangular MIL-spec connector from the AirBorn R Series, manufactured by Molex. It is a right-angle board mount plug with a plastic body and dual row configuration. The component features a 0.075-inch (1.91mm) pitch and utilizes through-hole termination with pre-tinned tin/lead alloy contacts. Designed for 40 circuits, it includes a guide set for alignment. The housing is constructed from Polyphenylene Sulfide (PPS), supporting operation between -65°C and +125°C with a 3A current rating.

Headers, Male Pins Feature Summary

• Complies with MIL-DTL-55302 military specifications for rugged performance
• Right-angle mounting orientation facilitates compact PCB layout integration
• Polyphenylene Sulfide (PPS) plastic body provides thermal stability
• Pre-tinned termination ensures reliable solder joint formation

Headers, Male Pins Applications

• Aviation control systems
• Space exploration equipment
• Electronic warfare units

Headers, Male Pins Procurement Notes

Verify the specific suffix '5502BN' against official Molex documentation to confirm plating composition and environmental ratings. Ensure compatibility with mating receptacles within the R Series family. Confirm RoHS status and lead-free requirements if applicable to the target assembly. Validate that the pre-tinned termination aligns with the manufacturing process capabilities of the production facility.

Headers, Male Pins Selection Notes

Select this model when a high-density 40-position connection is required in a space-constrained environment. The right-angle design is optimal for vertical stacking or edge connections. Verify that the 1.91mm pitch matches the PCB footprint design. Ensure the operating temperature range of -65°C to +125°C meets the system's thermal profile requirements.

Headers, Male Pins Part Context

This component belongs to the AirBorn R Series, a line of rectangular connectors known for durability in harsh environments. As a Molex company product, it adheres to strict quality standards. The series is widely used in aerospace and defense applications where reliability under vibration and extreme temperatures is critical.

Headers, Male Pins Replacement Considerations

Cross-reference part numbers ending in similar suffixes for alternative termination or contact options. Consult the manufacturer's cross-reference guide for direct equivalents. Ensure any substitute maintains the same MIL-DTL-55302 compliance and physical dimensions.