MS5015 MIL-DTL-5015 Circular Connectors for Marine Shipboard Use

MS5015 Connector Types, Configurations & Specifications

MS5015 Circular Connectors for Marine & Shipboard Applications

The MS5015 series circular connectors are MIL-DTL-5015 compliant, designed for reliable power and signal transmission in harsh marine environments. Ideal for shipboard systems, navigation equipment, deck machinery, and industrial control panels, these connectors provide rugged durability, corrosion resistance, and secure threaded coupling to withstand vibration, salt spray, and extreme weather conditions.

How to Select the Right MS5015 Configuration

Choosing the correct MS5015 connector depends on your pin count requirements, current load, and mounting style. The series offers multiple shell sizes and contact arrangements to match shipboard power distribution, instrumentation, and control systems. Confirm your cable diameter and termination preference before ordering to ensure proper fit.

• MS5015-18-1 – Compact 18-pin connector, ideal for smaller marine electronics and control systems.
• MS5015-20-7 – Medium-sized 20-pin connector, commonly used in power distribution and shipboard instrumentation.
• MS5015-24-7 – High-reliability 24-pin connector, suitable for larger electrical systems and multi-signal applications.
• MS5015-28-6 – Heavy-duty 28-pin model, designed for high-current applications and industrial-grade marine equipment.

Construction and Environmental Resistance

The MS5015 series uses an aluminum alloy housing with corrosion-resistant plating to protect against saltwater, humidity, and mechanical stress. Brass contacts plated with gold ensure stable conductivity, while PPS/PEI insulators maintain dielectric performance across the operating temperature range of -55°C to +125°C. The threaded coupling mechanism prevents loosening under vibration, making these connectors suitable for continuous shipboard service.

Key Decision Points for Buyers

• Mating security: Threaded coupling provides vibration resistance; verify your application's shock and vibration profile against the connector's rated performance.
• Contact plating: Gold-plated brass contacts support repeated mating cycles and corrosion resistance in salt-laden atmospheres.
• Mounting flexibility: Panel-mount and cable-mount versions accommodate different shipboard integration requirements.
• Environmental sealing: Confirm the IP rating for your specific application; unmated connectors do not maintain the same protection level.

Suitable and Unsuitable Applications

MS5015 connectors are well suited for shipboard power distribution, navigation and communication equipment, deck machinery, control panels, and industrial signal connections in marine environments. They are not designed for subsea or underwater mating applications, nor for environments requiring high-density miniature contacts where MIL-DTL-38999 Series III connectors may be more appropriate. For applications demanding higher pin counts in a smaller footprint, consider the MS27467E13B35SB MIL-DTL-38999 Series III 22-Pin Marine Connector.

Installation and Integration Guidance

When planning your installation, verify the cable entry diameter, contact termination method (solder or crimp), and required torque for the coupling nut. For shipboard systems exposed to continuous vibration, use appropriate strain relief and support the cable within 150 mm of the connector backshell. Confirm the mating thread size and shell dimensions against your panel cutout before procurement.

Information to Include with Your Inquiry

To receive an accurate quotation and configuration recommendation, please provide the following details:

• Required pin count and contact arrangement (e.g., MS5015-20-7)
• Gender (plug or receptacle) and mounting style (panel or cable)
• Cable outer diameter and conductor size for termination
• Operating voltage and current per contact
• Environmental requirements (temperature, salt spray exposure, IP rating)
• Quantity and target delivery schedule

For a complete overview of available shell sizes, contact arrangements, and performance specifications, refer to the MS5015 Connector Types, Configurations & Specifications. For related high-density alternatives, review the 12G Series Circular Connectors.

Contact our engineering team with your application details to confirm the correct MS5015 configuration for your shipboard or industrial marine project.