MS27467T17E08SN RFI Shielded Plug | MIL-DTL-38999 Series I
MS27467T17E08SN is an 8-pin high-power plug. MIL-DTL-38999 Series I compliant, Hermetic/Environmental seal with RFI shielding. [Get a Quote. 15 Min Response]
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MS27467T17E08SN: Premium MIL-DTL-38999 Series I Bayonet Plug Connector
The MS27467T17E08SN is a high-performance circular connector designed to meet the rigorous demands of the MIL-DTL-38999 Series I standard. This specific bayonet-coupling plug is engineered for aerospace, defense, and high-reliability industrial systems where secure connections and EMI shielding are critical.
Key Specifications
Shell Material | Voltage Rating | Current Rating | Operating Temp | Ingress Protection | Mating Cycles | Keying & Polarization | Coupling |
|---|---|---|---|---|---|---|---|
Aluminum alloy | ~1000 VAC | ~40 A | -65 °C to +200 °C | IP67 | 500 | N | Quick bayonet coupling |

Technical Architecture of MS27467T17E08SN
Built with a robust shell size 17, the MS27467T17E08SN features an “E” class finish, which provides excellent environmental resistance through electroless nickel plating. The internal 17-08 insert arrangement accommodates 8 socket contacts (S), while the normal (N) polarization ensures precise mating with corresponding receptacles.
Key Performance Benefits of the MS27467T17E08SN
EMI/RFI Protection: The grounding fingers in the MS27467T17E08SN provide superior shell-to-shell continuity, making it ideal for sensitive electronic signals.
Durability: Designed for harsh environments, the MS27467T17E08SN maintains its integrity under extreme vibration and temperature fluctuations.
Quick Coupling: The three-point bayonet system of the MS27467T17E08SN allows for rapid locking and unlocking, saving time during field maintenance.
Application Scope for MS27467T17E08SN
The versatility of the MS27467T17E08SN makes it a preferred choice for military aviation, shipboard communication systems, and heavy-duty robotics. Whether it is used in flight control systems or tactical ground vehicles, the MS27467T17E08SN delivers consistent electrical performance.

Strict Compliance and International Standards
Our commitment to excellence extends beyond mere manufacturing. Each component in our catalog is sourced and processed under a comprehensive quality management system that aligns with international aerospace and defense regulations. By adhering to these stringent protocols, we ensure that every connector provides long-term stability and peak performance, even in the most demanding environments where failure is not an option.
Technical Support and Custom Solutions
We understand that selecting the right interconnect solution can be complex. Our team of experienced engineers is available to provide in-depth technical consultations, helping you navigate specifications, plating options, and backshell compatibility. Whether you are integrating these components into a new prototype or maintaining a legacy system, we offer the expertise and personalized support necessary to ensure your project’s success from design to deployment.
FAQ
What are the primary advantages of a Series I connector?
What are the primary advantages of a Series I connector?
Series I designs feature a quick-disconnect bayonet coupling system, which allows for rapid mating and unmating. Compared to threaded alternatives, this mechanism provides a secure lock with just a fraction of a turn, making it ideal for blind-mating applications or tight spaces where manual rotation is limited.
Can different plating options be customized for this shell?
Can different plating options be customized for this shell?
Yes, depending on your environmental requirements. While electroless nickel is standard for many aerospace applications due to its conductivity, we also offer olive drab cadmium for superior salt spray resistance or black zinc nickel for RoHs-compliant, non-reflective defense projects.
Are the contacts and accessories included in the standard package?
Are the contacts and accessories included in the standard package?
Typically, these units are supplied with the necessary crimp contacts and sealing plugs required for a full assembly. However, specific backshells or protective caps should be ordered separately based on your strain relief and environmental sealing needs.
How does the polarization system prevent cross-mating?
How does the polarization system prevent cross-mating?
The shell utilizes a multi-keyway system. By offering different keying positions (such as A, B, C, or D in addition to Normal), it ensures that identical connectors placed side-by-side cannot be accidentally plugged into the wrong receptacle, protecting sensitive circuitry from damage.
What is the typical operating temperature range for these components?
What is the typical operating temperature range for these components?
These high-performance interconnects are built to withstand extreme conditions, generally operating from -65°C to +200°C. The integrated silicone seals maintain their flexibility and shielding effectiveness across this entire spectrum, ensuring reliability in both high-altitude flight and desert ground operations.
Certification
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