MS27497E8B35P Circular Connector – MIL-DTL-38999 Series Selection Guide
The MS27497E8B35P is a MIL-DTL-38999 Series circular connector engineered for aerospace, defense, and industrial applications that demand reliable performance under extreme conditions. This guide helps you evaluate whether this connector fits your application by focusing on configuration, mating, installation, and environmental requirements.

Key Selection Considerations
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Series and Standard: The MS27497E8B35P belongs to the MIL-DTL-38999 Series, a widely used standard for high-reliability circular connectors in military and aerospace systems.
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Configuration: This model is a female connector with 6 pins, suitable for applications requiring a compact, secure multi-contact interface.
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Material and Finish: The housing is made of aluminum alloy, while the contacts are brass plated with gold, offering corrosion resistance and stable electrical performance.
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Environmental Fit: Designed to withstand vibration, mechanical stress, and temperature extremes, it is appropriate for harsh operating environments.
Application Scope and Boundaries
This connector is well suited for defense electronics, aircraft systems, industrial machinery, and precision instrumentation where reliable connections are critical. However, it is not intended for applications requiring high pin counts beyond 6, or for environments where non-metallic or lightweight composite housings are mandated. Always verify the specific mating plug and cable requirements before ordering.
Installation and Mating Requirements
Before installation, confirm the mating plug type, pinout arrangement, and cable outside diameter. Proper sealing and torque application are essential to maintain environmental protection. For detailed electrical ratings and dimensional data, refer to the Technical Specifications section.
Quality and Reliability Notes
The connector's gold-plated brass contacts and aluminum alloy housing support stable performance in demanding conditions. However, no specific test data, certifications, or customer results are available in the source material. For mission-critical applications, request validation documentation from the manufacturer.
Inquiry Checklist
To ensure correct selection and mating, provide the following details when inquiring:
- Mating plug part number and series
- Required pinout or wiring diagram
- Cable outside diameter and conductor size
- Electrical load (current and voltage)
- Operating environment (temperature, vibration, exposure)
- Order quantity and delivery requirements
For related MIL-DTL-38999 options, see MS27467 Circular Connectors. For a broader range of industrial circular connectors, explore the 12G Series Circular Connectors.
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