6212/P52
6000, 6200 & 6300 Series Metric Standard Ball Bearings
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6212/P52 Bearing Product Overview & Core Advantages
The 6212/P52 is a single row deep groove ball bearing engineered for exceptional precision and reliability in demanding applications. This metric bearing is characterized by its open design and superior ABEC 5 | ISO P5 tolerance class, ensuring high running accuracy and minimal vibration. Its primary strength lies in handling significant radial loads while offering high-speed capabilities. Manufactured entirely from high-grade chrome steel, it provides excellent durability and a long operational life, making it an ideal choice for high-performance machinery where precision and reliability are paramount.
6212/P52 Bearing Model Code Explained, Specifications & Naming Convention
The model number 6212/P52 provides specific technical information about the bearing's construction and performance characteristics.
- 6212: Standard designation for a single row deep groove ball bearing with a 60 mm bore, 110 mm outside diameter, and 22 mm width.
- P52: This suffix combination indicates the bearing's enhanced specifications:
- P5: Denotes a tolerance class of ABEC 5 / ISO P5, signifying high precision with tight dimensional and running accuracy tolerances.
- 2: Specifies a CN group radial internal clearance, which is the standard clearance for normal operating conditions.
6212/P52 Bearing Structural Features & Performance Benefits
The design of the 6212/P52 delivers distinct performance advantages through its specific construction:
- High Precision & Low Noise: The ABEC 5 (ISO P5) precision rating ensures extremely tight tolerances on bore, outside diameter, and width. This results in superior running accuracy, reduced vibration, and quieter operation, which is critical for high-speed applications.
- Robust Load Capacity: The optimized deep groove raceway and high-quality chrome steel construction enable it to support substantial radial dynamic and static loads (1178 lbf and 8138 lbf respectively), providing reliable performance under stress.
- High-Speed Capability: With a limiting speed of 5,600 rpm, this bearing is suitable for applications requiring rapid rotation. The precision-ground components and stable chrome steel cage contribute to smooth operation at high velocities.
- Versatile Operating Range: The bearing can operate effectively within a temperature range of -30°C to 120°C, offering flexibility for various industrial environments.
6212/P52 Bearing Typical Application Areas
The 6212/P52 is a versatile precision bearing selected for a wide range of high-performance machinery across multiple industries. Its combination of high speed, precision, and load capacity makes it suitable for:
- Electric Motors and Generators: For supporting shafts and ensuring smooth, efficient rotation.
- Machine Tool Spindles: Where high running accuracy and rigidity are essential.
- Industrial Gearboxes and Pumps: To handle significant radial loads in power transmission systems.
- Precision Agricultural and Automotive Equipment: In applications demanding reliability and long service life.
