MS3112E12-8P | 8-Pin MIL-DTL-26482 Series I Box Mount Receptacle (Size 12)

The MS3112E12-8P is a size 12 MIL-DTL-26482 Series I box mount receptacle with 8 pin contacts. Features “E” class environmental sealing and a rugged olive drab cadmium finish.

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 MS3112E12-8P is a bayonet-coupled circular connector from the MIL-DTL-26482 Series I family, engineered for reliable performance in harsh-environment applications. Designed for military, aerospace, industrial, and transportation systems, this connector provides dependable electrical connections where resistance to vibration, moisture, and temperature variations is essential.

This part number designates a shell size 12 connector with an 8-contact insert arrangement in a plug (P) configuration. The MIL-DTL-26482 Series I construction features a secure bayonet coupling mechanism for fast and reliable mating, environmental sealing to protect against dust and moisture ingress, and durable shell finishes for enhanced corrosion resistance and long-term performance in demanding operating conditions.

Part Number Breakdown

MIL-DTL-26482 Series I Part Number
MIL-DTL-26482 Series I Part Number

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 MS3112E12-8P and our broader line of high-reliability connectors.

  • In-Stock (Ready to Ship): The MS3112E12-8P is currently verified in our central facility. Orders placed for these items are processed and dispatched within 24–48 business hours, ensuring minimal downtime for your production or maintenance schedules.

  • Factory Lead Time: For large-volume requirements of the MS3112E12-8P or items currently undergoing replenishment, we provide precise, project-specific lead times. We leverage our direct manufacturing partnerships to secure your allocation, offering transparent tracking from the production line to your facility.

  • Supply Assurance: We prioritize long-term supply stability for our clients. If you require scheduled deliveries, bulk kitting, or buffer stock of the MS3112E12-8P for multi-phase projects, our logistics team is ready to coordinate a personalized supply plan aligned with your specific project milestones.

Multiple shell sizes available
Multiple shell sizes available

Multiple shell sizes available

The MS3112E12-8P is part of the MIL-DTL-26482 Series I platform, which is engineered for reliable performance and versatility across a wide range of military, aerospace, and industrial applications. We understand that your designs require consistent mechanical integration; therefore, our connector solutions are available in multiple shell sizes and configurations to ensure an exact fit for different system requirements.

  • Full Spectrum of Sizes: While the MS3112E12-8P represents a specific configuration, the broader MIL-DTL-26482 Series I product family is available in various shell sizes and insert arrangements. This allows engineers to select suitable configurations for applications ranging from compact control systems to high-density power and signal connections while maintaining reliable performance.

  • Universal Interface Standards: Connectors within this series feature a standardized bayonet coupling mechanism, ensuring fast and secure mating, consistent installation procedures, and simplified maintenance across different equipment platforms.

  • Precision Engineering: Regardless of the selected shell size or contact arrangement, each connector is manufactured to strict military-grade requirements. Components undergo rigorous testing for environmental durability, including vibration resistance, moisture protection, and temperature cycling, ensuring dependable signal integrity in demanding operating environments.

Custom-configurations-supported
Custom-configurations-supported

Custom configurations supported

At AVIA Electronics, we recognize that standard connector configurations may not always meet the unique demands of your high-performance systems. While the MS3112E12-8P represents a reliable MIL-DTL-26482 Series I configuration, we offer extensive support for custom engineering solutions to ensure our connectors integrate seamlessly into your specific design architecture.

  • Customized Pin & Insert Arrangements: If your project requires a specific contact layout, signal configuration, or mixed power and signal arrangement, we can support customized insert arrangements while maintaining the electrical and mechanical performance requirements of the MIL-DTL-26482 standard.

  • Specialized Plating & Material Options: Beyond standard shell finishes, we support various material and plating options designed to improve corrosion resistance, environmental protection, EMI performance, and long-term reliability in demanding operating conditions.

  • Modified Shell & Mounting Configurations: For space-constrained or specialized installations, we assist with customized shell solutions, including alternative mounting options, backshell configurations, and mechanical modifications to simplify system integration.

  • Turnkey Kitting & Integration: We provide custom kitting services where the MS3112E12-8P can be supplied with application-specific accessories—such as protective covers, backshells, cable assemblies, and related components—ready for efficient installation into your production process.

Samples
Samples

Sample Policy & Flexible Order Support

At AVIA Electronics, we provide premium, high-reliability interconnect solutions. To ensure the performance of the MS3112E12-8P 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 MS3112E12-8P for engineering qualification and prototype testing. As these are military-grade circular connectors designed for demanding applications, a nominal sample fee applies to cover material costs and individual handling. This ensures that you receive verified, defect-free parts representative of your final production requirements.

  • No Minimum Order Quantity (No MOQ): We believe in supporting innovation regardless of project scale. Whether you require a single connector for a critical repair, a prototype unit, or a small pilot batch for system integration, we offer flexible ordering without minimum quantity restrictions. This allows you to procure exactly what your development stage requires without unnecessary inventory commitments.

  • Streamlined Fulfillment: Our logistics team handles every sample order with the same attention to detail as production shipments. From sample confirmation to final dispatch, we ensure secure industrial-grade packaging and efficient delivery, helping maintain your project schedule and accelerate product validation.

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.

MS3112E12-8P

Application

Industrial Automation
Aerospace Systems

Contact Material

Copper

Shell Material

Aluminum alloy

Shell Size

12

Termination Style

Solder

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

Wall Mount Receptacle

Mounting Style

Wall Mount Receptacle

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

MS3112E12-8P

MS3116E12-8S

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

Same Pin Count – Multiple Connector Options

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