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20530 Series Deep Groove Ball Bearing | 25x52x15mm Industrial Grade (2RS C3)

10.90 10.90

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Product Category: Deep Groove Ball Bearing

Product Details

20530 Series Deep Groove Ball Bearing | 25x52x15mm Industrial Grade (2RS C3)

The 20530 Industrial Series bearing is engineered for high-reliability applications requiring maximum contamination protection and extended service life. Manufactured from high-carbon chromium steel (SAE 52100) and featuring a robust 2RS sealing configuration, this unit is designed to prevent ingress of moisture and particulates, making it ideal for harsh industrial environments suchses motors, pumps, gearboxes, and agricultural machinery. With a C3 internal radial clearance, the 20530 is optimized to manage thermal expansion and misalignment common in high-duty cycle operations, ensuring consistent performance and reduced operational noise across a wide range of temperatures. Selecting the 20530 guarantees reduced maintenance downtime and lower total cost of ownership. This CR-context bearing meets stringent ISO precision standards and offers exceptional load-carrying capabilities, featuring a dynamic load rating (Cr) optimized for heavy rotation and vibration. Its standardized metric dimensions (25mm bore, 52mm OD) allow for seamless integration into existing assemblies. For critical machinery where failure is not an option, the pre-lubricated and double-sealed 20530 provides the durability and reliability demanded by senior plant engineers.

Key Features

  • 2RS Double Contact Seals: Provides superior defense against moisture and contamination, extending bearing life in dirty environments.
  • C3 Internal Clearance: Accommodates thermal expansion and minimizes internal stress in high-temperature or high-speed industrial applications.
  • High Radial and Axial Load Support: Optimized raceway geometry ensures robust performance under combined loading conditions.
  • Precision-Machined Components: Ensures low friction, reduced vibration, and quieter operation compared to standard-grade bearings.
  • Premium Steel Construction: Manufactured from durable SAE 52100 steel for enhanced fatigue life and shock resistance.
  • Pre-Lubricated: Ready for immediate installation with high-quality, wide-temperature-range industrial grease.

Technical Specifications

d25 mm
D52 mm
B15 mm
Bearing_TypeDeep Groove Ball Bearing (DGBB)
Sealing_Type2RS (Double Rubber Sealed)
Internal_ClearanceC3 (Increased Radial Clearance)
Basic_Dynamic_Load_Rating_Cr14.0 kN
Basic_Static_Load_Rating_Cor7.8 kN
Limiting_Speed_Grease8,500 rpm
Mass0.128 kg
MaterialHigh-Carbon Chromium Steel (SAE 52100)