6312‑2Z/C3 Deep Groove Ball Bearing 60×130×31mm High Speed for General Machinery

• 63 series 2Z/C3 are single row deep groove ball bearings fitted with double metal shields and C3 enlarged clearance.
• Factory pre‑greased for dust‑proof and high‑speed operation.
• C3 clearance accommodates shaft thermal expansion under high‑temperature working conditions.
• Made of standard bearing steel, good interchangeability for general industrial rotating equipment.

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• 2Z double metal shields deliver reliable dust protection without contact friction loss.
• C3 enlarged clearance avoids bearing jamming and noise from thermal expansion.
• Pre‑greased from factory, direct installation with low maintenance demand.
• Takes radial load as well as light bidirectional axial loads.
• Standard metric dimension, easy replacement for original spare bearings.

• Electric motors, fans and blowers
• Pumps and general transmission machinery
• Conveyors, packaging and automation equipment
• Gearboxes and mechanical shaft support assemblies

*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.