ABB 3HNM00117-1 Bearing Shaft

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1. Product Overview

The ABB 3HNM00117-1 Bearing Shaft is a critical mechanical component used in ABB motors and drive systems to support the rotor and ensure precise and stable rotation. Made from high-strength alloy steel, it is precision-machined and heat-treated for wear resistance, rigidity, and high-speed stability. Suitable for servo motors, induction motors, and industrial drive systems for bearing installation and power transmission.

2. Technical Specifications

• Model: 3HNM00117-1

• Product Type: Bearing Shaft

• Material: High-strength alloy steel

• Surface Treatment: Hardened and precision ground

• Length: Approx. 120 mm (varies by application)

• Diameter: Approx. 20 mm (design-specific)

• Tolerance Class: IT5 – IT7 (precision grade)

• Surface Roughness: Ra ≤ 0.8 µm

• Hardness: HRC 55–62

• Mounting Method: Used with rolling or sliding bearings

• Application Environment: Internal components of industrial motors and drives

• Operating Temperature: ‑20 ℃ to +100 ℃

• Rotational Speed: According to motor rated speed

• Standards: Complies with ABB motor internal mechanical part standards

3. Advantages and Features

1. High-Strength Material
   Alloy steel with heat treatment ensures rigidity and wear resistance.

2. Precision Machining
   Ground and hardened surfaces provide high-precision fit with bearings and stable rotation.

3. High Reliability
   Industrial-grade design supports long-term continuous operation and high-speed use.

4. Durable
   High-quality materials and surface treatment reduce wear and extend service life.

5. Easy Installation
   Standardized dimensions for simple assembly with bearings and motor components.

6. Wide Applicability
   Suitable for ABB servo motors, induction motors, and industrial drive equipment.

4. Typical Applications

• ABB servo motors and drive systems

• Industrial induction motors and precision drives

• Automated production equipment mechanical transmission

• Robotic rotating shaft supports

• Machine tool spindles and power transmission systems

• OEM industrial drive equipment

5. Installation and Usage Notes

1. Check shaft and bearing fit dimensions and tolerances before installation to ensure rotation precision.

2. Avoid scratches or impacts on the shaft surface during installation to protect bearing life.

3. Apply appropriate lubricant or grease before use to ensure proper bearing lubrication.

4. Avoid overload or high-temperature operation to prevent shaft deformation or accelerated wear.

5. Regularly inspect rotation and bearing wear to ensure reliable mechanical system operation.