6307‑2Z Double Metal Shielded Deep Groove Ball Bearing 35×80×21mm High Speed Fan Medium Heavy Motor Bearing

The 6307‑2Z single row deep groove ball bearing is equipped with double-sided thin stamped metal dust shields. It has ultra-low rotational resistance to support stable long-term high-speed running and effectively blocks large dust particles, suitable for clean, dry indoor working environments without water splashing. Widely used in medium-heavy high-speed motors, cooling fans, light transmission equipment and general industrial rotating machinery for clean workshops.

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• Double-sided 2Z metal dust shields block coarse dust and impurities with minimal running resistance, ideal for continuous high-speed operation
• Less heat generation during long rotation, stable low-vibration and low-noise running performance
• Great radial load capacity, can withstand slight bidirectional axial loads under medium-light working conditions
• High-hardness GCr15 chrome steel inner ring, outer ring and steel balls offer excellent wear resistance and long service life
• Support customized internal clearance grades, precision classes and OEM personalized processing

Helps reduce maintenance cost and improve machine performance

This bearing is widely used in:

• Medium-heavy high-speed motors and cooling ventilation fans
• Light-duty conveyor and automation transmission components
• Equipment working in clean dry indoor workshop environments
• General light & medium load industrial rotating machinery

Ideal for customers looking for cost-effective medium-heavy size metal shielded bearing solutions

• Over 25 years professional industrial bearing manufacturing experience
• Products exported to more than 50 countries worldwide
• Rich mature experience in OEM and customized bearing orders
• Complete multi-process strict quality inspection before finished goods delivery
• Fast professional technical reply and formal quotation within 24 hours
• Stable mass production and sufficient stock for long-term bulk cooperative clients

We focus on quality, reliability, and long‑term partnership

• Raw material composition and hardness inspection
• Precision CNC turning, grinding and superfinishing processing
• Uniform constant high-temperature heat treatment control
• Clearance, noise, rotational flexibility and load performance testing
• Full dimensional tolerance and appearance visual inspection before packaging

Ensuring consistent stable performance for every bearing batch

Looking for a reliable supplier of medium-heavy size metal shielded deep groove bearings?
Send your inquiry to get:

• Fast factory quotation within 24 hours
• Professional engineer technical matching guidance
• Customized bearing parameter matching schemes
• Competitive factory direct bulk price

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