63004‑2RS1/C3 Single Row Deep Groove Ball Bearing, Double Contact Seal, C3 Internal Clearance

1. Product Overview

63004‑2RS1/C3 is a single row deep groove ball bearing fitted with double-sided 2RS1 contact seals and C3 increased radial internal clearance. It reliably takes radial loads and moderate axial loads, suitable for operating conditions with temperature rise and thermal expansion. Widely used for general machinery shafts, small motors and conveyor equipment requiring dust protection.

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2. Key Advantages

• C3 larger internal clearance compensates thermal expansion during high speed running
• 2RS1 double lip contact seals block dust, debris and retain pre-filled grease
• Pre-greased at factory for convenient installation and less maintenance
• Accepts radial load plus light to moderate bidirectional axial load
• Universal interchangeable dimension according to ISO standard
• Low noise and stable rotation under continuous operation

Helps reduce maintenance cost and improve machine performance

3. Applications

This bearing is widely used in:

• Small electric motor rotating shafts
• Conveyor roller assemblies
• Agricultural auxiliary machinery
• General mechanical transmission units
• Pump and fan auxiliary shafts

Ideal for customers looking for reliable and long-life bearing solutions

4. Technical Specifications

Full technical data and drawings available upon request

5. Why Choose GQZ Bearing

• 25+ years experience in industrial bearing manufacturing
• Exported to more than 50 countries worldwide
• Rich experience in OEM & custom bearing orders
• Strict multi-step inspection before shipment
• Fast reply within 24 hours
• Stable bulk supply for long-term cooperation

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

6. Quality Assurance

Quality Control

• Raw material composition inspection
• Raceway surface and dimensional testing
• Heat treatment hardness inspection
• Clearance and rotational noise test
• Final visual and dimension check before packing

Ensuring stable performance of each bearing

7. CTA

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• Fast quotation within 24 hours
• Professional technical support from bearing engineers
• Custom clearance & sealing solution suggestions
• Competitive factory direct price

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8. FAQ