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The HF115F/012-2ZS4 is a specific model of a ball bearing manufactured by HF (Hefei Bearing Manufacturing Co., Ltd.), a Chinese bearing producer. Below are the factual details about this bearing:

Specifications:

• Model: HF115F/012-2ZS4
• Type: Deep Groove Ball Bearing
• Bore Diameter (d): 12 mm
• Outer Diameter (D): 28 mm
• Width (B): 8 mm
• Seal Type: 2ZS4 (Double Rubber Seals on Both Sides)
• Material: Chrome Steel (GCr15)
• Cage Material: Steel or Nylon (depending on variant)
• Clearance: C0 (Normal) or as per manufacturer’s standard
• Dynamic Load Rating (Cr): ~6.8 kN (varies by catalog)
• Static Load Rating (Cor): ~3.05 kN (varies by catalog)
• Max Speed (Grease Lubricated): ~14,000 rpm (varies by conditions)

Descriptions:

• Designed for radial and light axial loads.
• Double rubber seals (2ZS4) provide protection against dust and moisture.
• Suitable for electric motors, gearboxes, pumps, and industrial machinery.
• Conforms to ISO standards for dimensional accuracy.

Features:

• Low friction for smooth operation.
• Long service life due to high-quality steel construction.
• Pre-lubricated with high-performance grease.
• Corrosion-resistant seals enhance durability.

For exact load ratings, tolerances, and application suitability, refer to the HF manufacturer’s catalog or datasheet.