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6305, 6305Z, 6305ZZ, 6305RS, 6305-2RS Ball Bearings 25x62x17mm – Deep Groove Ball Bearings for Industrial & Mechanical Applications

6305, 6305Z, 6305ZZ, 6305RS, 6305-2RS Ball Bearings 25x62x17mm – Deep Groove Ball Bearings for Industrial & Mechanical Applications

6305, 6305Z, 6305ZZ, 6305RS, 6305-2RS Ball Bearings 25x62x17mm – Deep Groove Ball Bearings for Industrial & Mechanical Applications
The Quick Details

6305, 6305Z, 6305ZZ, 6305RS, 6305-2RS Ball Bearings 25x62x17mm – Deep Groove Ball Bearings for Industrial & Mechanical Applications


Complete 6305 series deep groove ball bearings in standard size 25mm (ID) × 62mm (OD) × 17mm (W), available in multiple configurations for reliable performance in medium-duty industrial, automotive, and mechanical systems:

  • 6305: Open type – ideal for applications requiring re-lubrication or custom sealing
  • 6305Z / 6305ZZ (6305-2Z): Single or double metal shields – provide effective protection against dust and help retain lubricant
  • 6305RS / 6305-2RS: Single or double rubber seals – offer superior resistance to water, moisture, and contaminants

Made from high-quality chrome steel (GCr15), all models feature precision-ground raceways for smooth, low-noise operation and long service life under radial loads and moderate to high speeds. Widely used in electric motors, pumps, fans, gearboxes, compressors, conveyors, agricultural machinery, and industrial power transmission systems.

Most sealed versions are pre-lubricated with high-performance grease for maintenance-free operation. The 6305 series supports both radial and limited axial loads, making it a versatile solution for OEMs, replacements, and repair needs.

🔧 Key Specifications:

  • Models: 6305, 6305Z, 6305ZZ (6305-2Z), 6305RS, 6305-2RS
  • Dimensions: 25 × 62 × 17 mm
  • Material: Chrome Steel (GCr15)
  • Precision Rating: ABEC-1 (ISO P0)
  • Temperature Range: -30°C to +110°C (varies by seal and lubricant)

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