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  3. FUTABA S3103

FUTABA S3103 Servo Arm

S3103 Futaba Servo Plastic Arm

( Brand: Futaba ), ( Manufacturer Part Number: S3103 ), ( Type: Servo ), ( Color: Black )

Review FUTABA Servo Plastic Arm

The Futaba S3103 servo arm is a high-performance accessory designed specifically for use with Futaba S3003, S3004, S3103, and S3110 servos. This servo arm is engineered to provide precise and reliable control for various RC applications, including radio control cars, airplanes, helicopters, and boats.

The S3103 servo arm is made from lightweight yet robust materials, including carbon fiber and aluminum alloy. The carbon fiber tubing provides the necessary rigidity and strength, while the aluminum alloy end plates ensure a secure attachment to the servo. The combination of these materials results in a servo arm that is both lightweight and durable, reducing unwanted weight and vibration.

The servo arm features a quick-release design, allowing for easy installation and removal of the servo. The quick-release system utilizes a 2mm hexagonal socket, which can be easily accessed with standard hex wrenches. This design also enables users to quickly swap out servos without having to disassemble the entire servo arm assembly.

One notable feature of the Futaba S3103 servo arm is its adjustable length. The arm can be easily extended or shortened by adding or removing the provided carbon fiber tubing sections. This feature allows users to customize the length of the servo arm to fit their specific application, ensuring optimal performance and control.

The S3103 servo arm includes a set of ball links, which provide smooth and precise motion between the servo and the control surface. These ball links are made from high-quality, low-friction material, ensuring long-lasting durability and consistent performance.

Additionally, the servo arm comes with a set of mounting hardware, including screws and spacers, allowing users to easily attach the arm to their RC model. The hardware is made from stainless steel, ensuring resistance to corrosion and ensuring a secure attachment.

In conclusion, the Futaba S3103 servo arm is an essential accessory for anyone looking to enhance the performance and control of their RC model. Its lightweight yet robust construction, quick-release design, adjustable length, and high-quality ball links make it an ideal choice for various RC applications.

The Futaba S3103 is a popular servo arm used in various RC hobbies, particularly in radio control model airplanes. Here are some pros and cons that can help you decide if this servo arm is suitable for your needs:

Pros:

1. Lightweight: The Futaba S3103 is relatively lightweight, making it an ideal choice for model airplanes where weight is a concern.

2. High Torque: This servo arm boasts a high torque output, which is essential for controlling the ailerons, elevators, and other control surfaces in RC model airplanes.

3. Low Power Consumption: The Futaba S3103 has a low power consumption, which is beneficial for RC hobbyists who want to save battery life.

4. Durable: This servo arm is known for its durability, making it a popular choice among RC hobbyists.

5. Affordable: Compared to other high-performance servo arms, the Futaba S3103 is quite affordable, making it an excellent option for hobbyists on a budget.

Cons:

1. Not Suitable for Heavy Loads: The Futaba S3103 is not recommended for applications that require heavy loads, as it may not provide sufficient torque.

2. Limited Travel: This servo arm has a limited travel range, which may not be suitable for RC model airplanes that require a wide range of motion.

3. No Adjustable End Points: The Futaba S3103 does not have adjustable end points, which can limit the precision of your control surfaces.

Conclusion:

The Futaba S3103 servo arm is an excellent choice for RC model airplane hobbyists who require a high-torque, lightweight, and durable servo arm at an affordable price. However, it may not be suitable for applications that require heavy loads or a wide range of motion.

Recommendation:

If you're looking for a high-performance servo arm for RC model airplanes, the Futaba S3103 is an excellent option to consider. However, if you require a servo arm with adjustable end points or a wider travel range, you may want to consider other options in the market. Ultimately, the choice depends on your specific requirements and budget.

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part #: s3103 prices

  • $6.83-$45.00

specifications rcparta:

  • brand: Futaba
  • mpn: S3103
  • type: Servo
  • color: Black

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general rcparta:

  • Radio Control Control Line > RC model Vehicle Parts Accs > Other RC Parts Accs
  • condition: Used

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  • type: Fixed
  • cost: $0.00
  • class: Standard
  • transit: 3-8 Days
  • service: Standard

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  • city: Copiague, New York
  • # reviews: 879
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  • time: 14 Days
  • policy: Returns Accepted
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offer rcparta:

  • best offers: True
  • options: Ship-to-home
  • sold: 0
  • started: September 23, 2025
  • quantity: 1
  • availability: In Stock
type: servo,
category: toys & hobbies > radio control line > rc model vehicle parts accs > rc parts accs, color: black, sku: 7080891098911752,

Futaba S3103 Is Similar To:

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5 offers $6.83–$45.00 USD
  • Offer #1: $12.99 price + $5.89 shipping estimate = $18.88* total.+$5.89 shipping
  • Offer #2: $6.83 price + $1.95 shipping estimate = $8.78* total.+$1.95 shipping
  • Offer #3: $45.00 price + $0.00 shipping estimate = $45.00* total. Its balanced performance characteristics made it versatile across various applications. The discontinued Futaba is a digital micro servo that combined rapid response with smooth operation for sophisticated small-scale projects.FREE SHIPPING
  • Offer #4: $25.00 price + $0.00 shipping estimate = $25.00* total. Width: 0.43 in(10.9 mm). Size Class: Custom.FREE SHIPPING
  • Offer #5: $7.99 price + $5.49 shipping estimate = $13.48* total. MANY OF THESE PARTS ARE VERY HARD TO FIND.+$5.49 shipping

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