MS27467T23B55SN RFI Shielded Plug | MIL-DTL-38999 Series I

MS27467T23B55SN is a 55-pin high-density socket plug. MIL-DTL-38999 Series I compliant, Cadmium finish with RFI shielding. [Get a Quote. 15 Min Response]

999999 in stock

  • ISO & Quality Certifications
  • 100% Intermateable with original parts.
  • 1-Year Warranty with Full After-Sales Support
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Product Overview

The MS27467T23B55SN is a high-reliability circular connector manufactured in accordance with MIL-DTL-38999 Series I requirements. Designed for demanding military, aerospace, defense, industrial, and other harsh-environment applications, this connector provides secure electrical performance where resistance to vibration, moisture, shock, and temperature extremes is essential.

This part number designates a size 23 shell with a B insert arrangement, 55 socket contacts, and an N keying position. The MS27467 Series I design features a rugged bayonet-coupling mechanism for quick and secure mating, while its environmental construction helps protect the connector interface from moisture, dust, and other contaminants. The connector is suitable for applications requiring reliable, repeatable connections under demanding operating conditions.

Part Number Breakdown

MIL-DTL-38999 Series I
MIL-DTL-38999 Series I

Stock & Availability

In Stock Factory Lead Time
In Stock Factory Lead Time

In Stock / Factory Lead Time

At AVIA Electronics, we understand that your project timelines depend on component reliability. To support your mission-critical operations, we maintain a proactive inventory strategy specifically optimized for the MS27467T23B55SN and our broader range of high-reliability MIL-DTL-38999 connectors.

  • In-Stock (Ready to Ship): The MS27467T23B55SN is available from our current inventory. Orders for in-stock items are processed and dispatched within 24–48 business hours, helping minimize downtime for production, maintenance, and engineering requirements.

  • Factory Lead Time: For large-volume requirements of the MS27467T23B55SN or items currently undergoing replenishment, we provide precise, project-specific lead times. We work closely with our manufacturing partners to secure your allocation and provide transparent updates throughout the production and delivery process.

  • Supply Assurance: We prioritize long-term supply stability for our customers. If you require scheduled deliveries, bulk kitting, or buffer stock of the MS27467T23B55SN for multi-phase projects, our logistics team can coordinate a customized supply plan aligned with your production schedule and project milestones.

Multiple shell sizes available
Multiple shell sizes available

Multiple shell sizes available

The MS27467T23B55SN is part of the widely used MIL-DTL-38999 Series I platform, which is engineered for reliable performance across demanding military, aerospace, defense, and industrial applications. We understand that your designs require consistency; therefore, our connector solutions are available in a comprehensive range of shell sizes to ensure an appropriate mechanical fit for different application requirements.

  • Full Spectrum of Sizes: While the MS27467T23B55SN represents a specific configuration, the wider MIL-DTL-38999 Series I product line is available in multiple shell sizes and contact arrangements. This allows engineers to select the appropriate connector configuration for applications ranging from compact signal interfaces to higher-density electrical interconnections.

  • Secure Bayonet Coupling: The MS27467 Series I features a rugged bayonet-coupling mechanism designed for quick and secure mating. The coupling system provides reliable connection retention while simplifying installation and maintenance in applications where frequent connector mating and unmating may be required.

  • Precision Engineering: Regardless of the shell size or contact arrangement selected, MIL-DTL-38999 Series I connectors are designed to meet demanding military and environmental requirements. The connectors are suitable for applications exposed to vibration, shock, moisture, and temperature variations, helping maintain reliable electrical performance in harsh operating environments.

Custom-configurations-supported
Custom-configurations-supported

Custom configurations supported

At AVIA Electronics, we recognize that off-the-shelf components may not always meet the unique demands of your high-performance systems. While the MS27467T23B55SN represents a standard high-reliability configuration, we offer extensive support for custom engineering to help ensure our products integrate effectively into your specific design architecture.

  • Bespoke Pin & Insert Arrangements: If your project requires a specific contact layout or a particular combination of signal and power contacts, we can support suitable insert arrangement options while maintaining the stringent performance requirements of MIL-DTL-38999 connectors.

  • Specialized Plating & Material Options: Beyond standard shell finishes and materials, we support various plating and material options designed to provide enhanced corrosion resistance, EMI shielding, or other performance characteristics required for demanding operating environments.

  • Modified Shell Geometries: For space-constrained installations, we can assist with suitable connector configurations and mounting options, including different shell styles, mounting arrangements, and backshell configurations that help reduce assembly complexity and accommodate specific installation requirements.

  • Turnkey Kitting & Integration: We offer custom kitting services where we package the MS27467T23B55SN with application-specific accessories, such as protective covers, backshells, cable accessories, or custom-terminated cable assemblies, helping streamline procurement and integration into your production line.

Samples
Samples

Sample Policy & Flexible Order Support

At AVIA Electronics, we provide premium, high-reliability interconnect solutions. To ensure the performance of the MS27467T23B55SN meets your precise engineering requirements, we offer a professional sampling service. We are committed to supporting innovation at every stage of your product lifecycle.

  • Sample Availability: We provide samples of the MS27467T23B55SN for engineering qualification and prototype testing. As these are high-performance military-grade components, a nominal sample fee applies to cover the material cost and individual handling. This ensures that you receive verified, defect-free parts that are representative of your final production batch.

  • No Minimum Order Quantity (No MOQ): We believe in supporting innovation regardless of scale. Whether you need a single unit for a critical repair or a small pilot batch for system integration, we operate with no minimum order quantity. You have the flexibility to procure exactly what your current phase requires without the burden of overstocking.

  • Streamlined Fulfillment: Our logistics team treats every sample order with the same rigor as bulk shipments. From the moment your sample request is processed, we ensure secure, industrial-grade packaging and rapid dispatch, helping you maintain your project momentum.

Logistics & Distribution Services

AVIA Electronics utilizes a reliable distribution framework to ensure the secure and accurate delivery of components to global destinations. Shipping options available for your order are calculated and displayed during the checkout process based on your specific requirements.

SF-Express
SF-Express
DHL, UPS, FedEx
DHL, UPS, FedEx

Supported Carriers & Services

We partner with established logistics providers to offer a range of delivery solutions:

  • Express Carriers: DHL, UPS, FedEx, SF Express

  • Postal & Standard Services: Belgium Post, Global Direct Standard Line, Registered Mail

Shipping Cost Calculation

Shipping charges are dynamically calculated at checkout to ensure accuracy. The final cost is determined by the following variables:

  • Package Weight: The total combined weight of the products and necessary protective packaging.

  • Service Selection: Costs vary depending on the chosen carrier and the selected service level (e.g., expedited express vs. standard delivery).

  • Destination: Rates are adjusted based on the specific country or region of delivery.

Technical Specifications

Basic Info.

Model NO.

MS27467T23B55SN

Application

Industrial Automation
Aerospace Systems

Contact Material

Copper

Shell Material

Aluminum alloy

Shell Size

23

Termination Style

Crimp

Contact Plating

Gold

Transport Package

Standard Expect Package

Origin

China

Production Capacity

100000

Certification

ISO 9001, ISO 14001, ISO 45001, CE, RoHS, REACH, IP68, 500-Hour Salt Spray Tested

Contact Resistance

≤ 12.0(mΩ)

Surface Treatment

Olive green cadmium plating

Processing and Customization

OEM/ODM

Shell Style

Plug

Mounting Style

Plug

Mating Style

Triple-Start Threaded Coupling

Grommet and seal

Silicon rubber

Endurance

500 cycles

Trademark

AVIA

HS Code

8536901100

Packaging & Weight

Package Size

41.00cm * 31.00cm * 30.00cm

Package Gross Weight

100g

Mechanical Specifications

Vibration

Sine

60g, with temperature cycling and simulated accessory (36 hours) 

Random

44.1 grms in high temperature  49.5 grms in ambient temperature 

Shock

At 3 ms half sinusoid, peak value of acceleration: 300g

Contact Retention

22D#

45N

20#

67N

16#

111N

12#

111N

10#

111N

8 #

111N

Electrical Performance

Voltage rating (V)

Package Size

M

N

I

II

Sea level

1300

1000

1800

2300

21000M

800

600

1000

1000

Contact resistance and rated current

Contact Size

Diameter (mm)

Resistance (mΩ)

Current (A)

22D#

Φ 0.76

≤ 12.0

5.0

20#

Φ 1.00

≤ 5.0

7.5

16#

Φ 1.60

≤ 2.5

13.0

12#

Φ 2.40

≤ 1.5

23.0

10#

Φ 3.15

≤ 1.0

40.0

Environmental Performance

Operating temperature

W class

-65 oC ~ +175 oC

K, F class

-65 oC ~ +200 oC

Salt spray

F class

48h

W class

500h

K class

1000h

Typical Applications

  • Military Communication
  • Aerospace Systems
  • UAV & Defense Electronics
  • Industrial Automation

Cross-Reference & Mating

Compatible Brands & Mating

Brands

Equivalents

Mates

Amphenol

LJT06RE23-55SN(453)

LJT00RE23-55PN(453)

Souriau

-

-

ITT Cannon

-

-

Aero/Conesys

-

-

Deutsch

-

-

Compatible Backshells & Caps

Type

Backshells

Dust Caps

Straight, Grommet Nut

M85049/14-19S

D38999/33K19N

45°Quick Clamp

M85049/15-19S

90°Quick Clamp

M85049/16-19S

Straight, Spin Coupling Environmental EMI/RFI Backshell

M85049/18-19S

Straight, Spin Coupling Non-Environmental EMI/RFI Backshell

M85049/19-19S

Straight Crimp Ring Adapter

M85049/20-19S

Straight, Spin Coupling Non-Environmental Backshell

M85049/21-19S

Straight Strain Relief Clamp

M85049/38-19S

90°Strain Relief Clamp

M85049/39-19S

45°, Spin Coupling Environmental EMI/RFI Backshell

M85049/78-19S

90°, Spin Coupling Environmental EMI/RFI Backshell

M85049/79-19S

Straight, Spin Coupling, cont. Shrink Boot Adapter

M85049/69-19S

Straight, Self-Lock Band Lock Adapter

M85049/88-19S

45°, Self-Lock Band Lock Adapter

M85049/89-19S

90°, Self-Lock Band Lock Adapter

M85049/90-19S

Straight Pre-Shield Adapter

M85049/115-19S

90°Pre-Shield Adapter

M85049/117-19S

Straight, Strain Relief Clamp

M85049/124-19S

 90°Strain Relief Clamp

M85049/126-19S

Technical Assembly Kit Included

Protecting Your Connection Integrity

Improper tools often lead to damaged terminals and costly downtime. To ensure the performance of your MIL-DTL-38999 and MIL-DTL-26482 series assemblies, we include a Complimentary AVIA Precision Assembly Kit with every order.

By providing this kit at no additional cost, we ensure that every contact is handled with the correct tooling, maintaining the full electrical specifications and long-term reliability of your system.

The Complimentary AVIA Precision Assembly Kit

High-Reliability Terminal Contacts:
Engineered for optimal electrical and mechanical fit.

Extraction Tool
Extraction Tool

Dedicated Extraction Tooling:
Ensures safe, non-destructive handling of all contacts.

Compliance

Quality Management Certifications

Our quality management system, certified to ISO 9001, ensures consistent manufacturing processes and reliable product quality. AVIA Electronics follows internationally recognized quality standards — including ISO 9001 for quality management, ISO 14001 for environmental management, and ISO 45001 for occupational health and safety — to deliver dependable connector solutions.

Product Compliance Certifications

Our connectors comply with international environmental and safety requirements, ensuring reliable and compliant solutions for global markets. AVIA Electronics products meet CE marking requirements, RoHS directive standards for restricted hazardous substances, and REACH regulation requirements for chemical safety, supporting seamless integration into global supply chains.

Product Test Reports

Our products undergo rigorous testing to verify environmental protection, durability, and performance in demanding applications. Connectors are validated to IP68 waterproof and dust-proof ratings and undergo 500-hour salt spray testing to confirm corrosion resistance in harsh military, aerospace, and marine environments.

Warranty

1-Year Quality Warranty

We provide a 1-year limited warranty on all products, covering defects in materials and workmanship. Please note that this warranty does not cover damages resulting from improper use, unauthorized modifications, or intentional misuse.

1-year-warranty