6307‑2Z/C3 Deep Groove Ball Bearing 35x80x21mm for High Speed Machinery

• 6307‑2Z/C3 is single‑row deep groove ball bearing fitted with double metal shields and C3 enlarged internal clearance.
• It takes main radial load and can also bear small bidirectional axial loads for general industrial rotating assemblies.
• Factory pre‑greased, double‑side 2Z metal shields block dust and dirt to cut down daily maintenance work.
• C3 larger clearance accommodates shaft thermal expansion when equipment runs at higher temperature.
• Made of standard GCr15 bearing steel, it delivers stable running performance for motor and general machinery.

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• 2Z double metal shields offer reliable dust protection without contact friction loss.
• C3 enlarged internal clearance fits working conditions with shaft thermal expansion.
• Supports radial load as well as light bidirectional axial loads for mixed‑force positions.
• Pre‑greased from factory, can be installed directly without extra lubrication.
• Sheet steel cage keeps rolling elements stable under continuous high‑speed rotation.
• Standard dimension, stable performance and cost‑effective for industrial replacement.

• General‑purpose electric motor and driving motor assemblies
• Fans, blowers and high‑temperature running mechanical parts
• Conveyor systems and logistics transmission machinery
• Pumps and light‑duty industrial transmission units
• Workshop general machinery and rotating shaft support points

*Ready stock. Short lead time. Fast delivery. Send us your bearing list and let’s get started!

• 30 years professional bearing industry experience
• ISO certified strict quality inspection
• Flexible OEM & private label customization
• 3-5 days fast delivery for stocked bearings
• Full bearing series, universal interchangeable size
• Factory direct price & reliable after-sales service

*Need custom bearings? Share your drawings, specifications or requirements — we’ll find the right solution for you.