6305-2RS1/C2
6000, 6200 & 6300 Series Metric Standard Ball Bearings
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6305-2RS1/C2 Bearing Product Overview & Core Advantages
The 6305-2RS1/C2 is a single row deep groove ball bearing designed for exceptional performance in demanding applications. This metric bearing features integral contact seals (2RS1) for robust contamination protection and is manufactured to ABEC 1 | ISO P0 tolerance standards, ensuring reliable operation. A key characteristic is its C2 radial internal clearance, which is tighter than standard, making it suitable for applications requiring precise shaft positioning and reduced noise and vibration. Its design excels at handling high radial loads and moderate axial loads in both directions, offering a compact and cost-effective solution for a wide range of industrial machinery.
6305-2RS1/C2 Bearing Model Code Explained, Specifications & Naming Convention
- 6305: Basic model number denoting a single row deep groove ball bearing with a 25mm bore and 62mm outside diameter.
- 2RS1: Signifies that the bearing is equipped with two NBR contact seals on both sides. These seals provide superior protection against contaminants like dust and moisture compared to non-contact shields, making the bearing ideal for harsh environments.
- C2: Indicates a radial internal clearance that is smaller than the standard CN group. This reduced clearance is beneficial for applications with precise rotational accuracy, minimal shaft deflection, and where lower operating noise is desired.
6305-2RS1/C2 Bearing Structural Features & Performance Benefits
The performance of the 6305-2RS1/C2 is derived from its robust construction. The single row deep groove raceway geometry is optimized for high radial load capacity, while also being capable of accommodating axial loads. The use of chrome steel for all rolling elements and rings ensures high durability and wear resistance. The 2RS1 contact seals are a critical feature, not only protecting the bearing's interior but also effectively retaining the initial grease, contributing to a maintenance-free and long service life under standard operating conditions. The C2 clearance provides enhanced rotational precision and system rigidity, which is crucial for applications with high demands on positional accuracy.
6305-2RS1/C2 Bearing Typical Application Areas
This versatile bearing is commonly specified in various industrial sectors due to its sealed and precision nature. Typical applications include:
- Electric Motors and Gearboxes
- Industrial Pumps and Fans
- Material Handling Equipment (e.g., conveyor systems)
- Agricultural Machinery
- Automotive Components (e.g., alternators, idler pulleys)
