Ningbo Kent Bearing Co., Ltd
| Payment Terms | L/C, T/T, Western Union, Paypal |
| Supply Ability | 3000000/MONTH |
| Delivery Time | 3-7DAYS |
| Packaging Details | Tube, carton, box, pallet |
| Material | Bearing Steel/Stainless Steel/Ceramic |
| Vibration&Noise Level | ZV1 ZV2 ZV3 ZV4 |
| Precision | P0 P6 P5 P4 |
| Aligning | Non-aligning |
| Separated | Unseparated |
| Samples | Avaialbe |
| Services | OEM ODM |
| Certificate | ISO9001:2015 |
| Tolerance Class | ABEC-1, ABEC-3, ABEC-5, ABEC-7 |
| Clearance | C0 C2 C3 C4 C5 |
| Lubrication | Grease or Oil |
| Load Direction | Radial Direction |
| Brand Name | BUGAO/NBKT |
| Model Number | 623-RS |
| Certification | ISO9001:2015 |
| Place of Origin | NINGBO, CHINA |
View Detail Information
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Product Specification
| Payment Terms | L/C, T/T, Western Union, Paypal | Supply Ability | 3000000/MONTH |
| Delivery Time | 3-7DAYS | Packaging Details | Tube, carton, box, pallet |
| Material | Bearing Steel/Stainless Steel/Ceramic | Vibration&Noise Level | ZV1 ZV2 ZV3 ZV4 |
| Precision | P0 P6 P5 P4 | Aligning | Non-aligning |
| Separated | Unseparated | Samples | Avaialbe |
| Services | OEM ODM | Certificate | ISO9001:2015 |
| Tolerance Class | ABEC-1, ABEC-3, ABEC-5, ABEC-7 | Clearance | C0 C2 C3 C4 C5 |
| Lubrication | Grease or Oil | Load Direction | Radial Direction |
| Brand Name | BUGAO/NBKT | Model Number | 623-RS |
| Certification | ISO9001:2015 | Place of Origin | NINGBO, CHINA |
| High Light | 3mm x 10mm x 4mm miniature ball bearing ，double sealed deep groove ball bearing ，chrome steel bearing for precision instrument | ||
Product Specification for 623 RS Bearing
1. Basic Information
Model: 623 RS
Type: Deep Groove Ball Bearing with Double Rubber Sealed (RS denotes dual sealed)
Material: High-carbon chromium steel (standard); stainless steel available for corrosion resistance.
Precision: Standard precision for general applications; high-precision variants (P5/P6) for critical machinery.
Seals: Dual rubber seals (RS) prevent dust and debris ingress while retaining lubricant.
2. Product Parameters
Dimensions:
Inner Diameter (d): 3 mm
Outer Diameter (D): 10 mm
Width (B): 4 mm
Load Ratings:
Dynamic Load Rating (Cr): ~0.45 kN (varies by manufacturer)
Static Load Rating (Cor): ~0.18 kN
Speed Limits:
Grease Lubrication: Up to ~60,000 RPM (varies with load and lubrication)
Oil Lubrication: Up to ~75,000 RPM
Weight: ~1.2 grams (approximate).
3. Product Functions
Primary Function: Supports radial loads and moderate axial loads in rotating shafts.
Operation: Reduces friction between moving parts, enabling smooth rotation with minimal energy loss.
Durability: Metal shields extend service life by protecting internal components from contaminants.
4. Key Features
Ultra-Compact Design: Smallest footprint in its class, ideal for space-constrained applications.
Low Maintenance: Sealed design reduces relubrication needs.
High-Speed Capability: Optimized for ultra-high-speed rotation.
Material Options: Available in stainless steel for corrosive environments.
Precision Options: High-precision variants ensure consistent performance in sensitive equipment.
5. Applications
Medical Devices: Insulin pumps, surgical instruments, and diagnostic tools.
Consumer Electronics: Printers, scanners, optical devices, and 3D printers.
Industrial Machinery: Small motors, pumps, and gearboxes.
Automotive Components: Sensors, actuators, and auxiliary systems.
General Use: Office equipment, fitness machines, and precision instruments.
6. Additional Notes
Standards Compliance: Meets ISO 9001: 2015 for deep groove ball bearings.
Environmental Resistance: Stainless steel versions withstand moisture and chemicals.
Customization: Available with open shields (Z), single shields (RS), or contact seals (2RS) for specific needs.
Company Details
Business Type:
Manufacturer
Year Established:
2003
Ecer Certification：
Verified Supplier
We are Ningbo Kent Bearing Co., Ltd, one of the leading high-quality bearing manufacturer and supplier, established in 2003. We registered the BUGAO Bearing trademark in 2003 and specialize in deep groove ball bearings for electric motors, automobiles, household appliances, power tools, ... We are Ningbo Kent Bearing Co., Ltd, one of the leading high-quality bearing manufacturer and supplier, established in 2003. We registered the BUGAO Bearing trademark in 2003 and specialize in deep groove ball bearings for electric motors, automobiles, household appliances, power tools, ...
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