Koyo NTN NSK 6903zz/5K Deep Groove Ball Bearings High Precision & Long Life
Specifications
| Model No. | 6903ZZ/5K |
| Inner Diameter | 17 mm |
| Outer Diameter | 30 mm |
| Thickness | 7 mm |
| Origin | China |
| Trademark | KOYO/NTN/NSK/SKF |
Description
Precision ball bearing with durable steel construction, suitable for various industrial applications. Standard packaging ensures safe transport and storage.
Basic Info.
- Pillow Block Bearing
- Cylindrical Roller Bearing
- Spherical Plain Bearing
- Thrust Self-aligning Roller Bearing
- Plain Bearing
- Spherical Roller Bearing
- Self-Aligning Ball Bearing
- Taper Roller Bearing
- Thrust Needle Roller Bearing
- Needle Bearing
- Bearing Block
- Deep Groove Ball Bearing
- Alloy Guide Rail
- Angular Contact Ball Bearing
- Linear Bearing
- Auto Bearing
- Machine Tools Accessories
- Auto Air Conditioning Compressor
- Thrust Ball Bearing
Related Products
Product Parameters
| Bore (d) | 10-45mm |
| Outer Diameter (D) | 30-85mm |
| Width (B) | 9-19mm |
| Model No. | 6200, 6201, 6202, 6203, 6204 |
| Origin | China |
| Trademark | Koyo NTN |
Overview
High-performance bearings with 100% on-time delivery. Durable design, suitable for industrial applications.
Specifications
| Bore x Outer x Width | 25 x 52 x 15 mm |
| Lubrication | Grease or Oil |
| Precision Rating | P0, P6, P5, P4 |
| Clearance | C0 / C2 / C3 |
| Feature | High Speed, Low Noise, Long Life |
| Origin | Japan |
Overview
NACHI 6205 bearing offers high precision and reliability for demanding applications. Designed for smooth, quiet operation with excellent durability. Available in various clearance and precision grades to meet specific requirements.
Specifications
| Model No. | 6202 2RS |
| Trademark | KOYO |
| Origin | China |
| HS Code | 8482102000 |
| Packaging | Standard Industrial Packaging |
Description
High-quality deep groove ball bearing with reliable performance for various industrial applications. Sealed design ensures durability and long service life.
Specifications
| Model No. | S6011 |
| Origin | Germany, Sweden, Japan |
| HS Code | 8482102000 |
| Specification | 55*90*18mm |
| Trademark | SKF |
| Certification | ISO9001:2008 |
Description
High-quality bearing with stable performance, widely used in industrial machinery. Made by SKF, ensuring reliability and durability under various operating conditions.
Specifications
| Model No. | 6300, 6301, 6305, 6204, 6201, 6203, 6205 |
| Delivery Rate | 100.0% |
| Capacity | 200,000,000 Pcs/Year |
| Package | Standard Industrial Packaging |
| Origin | China |
| HS Code | 8482102000 |
Description
High-quality bearings from China with reliable performance and on-time delivery. Suitable for various industrial applications.
Specifications
| Bore Diameter | 9mm |
| Outer Diameter | 26mm |
| Width | 8mm |
| Model No. | 6700 |
| Material | Material Options Are Available |
| Origin | China |
Description
Premium Deep Groove Ball Bearing with BDL trademark, ideal for various industrial applications. High precision and durability ensure reliable performance. Manufactured in China with a production capacity of 1,000,000 units.
Specifications
| Bore Diameter | 25mm |
| Outer Diameter | 62mm |
| Width | 17mm |
| Model | S6305 |
| Brand | BDL |
Description
Deep Groove Ball Bearing with high precision and durability, suitable for various industrial applications. Made in China, certified to ISO9001:2008 standards.
Specifications
| Model No. | 6812 |
| Dimensions | 60*78*10mm |
| Lubrication | Grease or Oil |
| Certification | ISO9001:2008 |
| Origin | China |
| OEM/ODM Service | Available |
Description
Precision bearing model 6812 from BDL, featuring reliable grease or oil lubrication. Certified under ISO9001:2008, manufactured in China with strong production capacity. Ideal for industrial applications requiring durability and consistent performance. Packaging tailored for safe dispatch worldwide.
Product Parameters
| Inner Diameter | Varies by model |
| Outer Diameter | Varies by model |
| Thickness | Varies by size |
| Delivery Rate | 100.0% |
| Capacity | 200,000,000 Pieces/Year |
| Origin | China |
Description
High-quality bearings with reliable on-time delivery. Made in China under strict quality control, suitable for industrial applications worldwide.
Specifications
| Bore Diameter | 25 mm |
| Outer Diameter | 52 mm |
| Width | 15 mm |
| Model No. | 6205NR |
| Trademark | KOYO |
| Origin | China |
Description
High-quality deep groove ball bearing with reliable performance for various industrial applications. Precisely engineered for durability and smooth operation.
Specifications
| Model NO. | 6200 6201 6202 6203 6204 6205 6300 |
| On-Time Delivery Rate | 100.0% |
| Capacity | 200000000 Pieces/Year |
| Transport Package | Standard Industrial Packaging |
| Origin | China |
| HS Code | 8482102000 |
Description
High-quality bearings with various models available, produced in China, ensuring reliable performance and on-time delivery. Suitable for industrial applications with consistent quality control and efficient packaging for safe transport.
Specifications
| Bore Diameter | 5 mm |
| Outer Diameter | 11 mm |
| Width | 3 mm |
| Material | Bearing Steel |
| Load Direction | Radial |
| Model NO. | S685ZZ |
Description
Precision radial bearing with 5x11x3mm dimensions, made of high-quality bearing steel. Ideal for light-load, high-speed applications. Sealed design ensures durability and smooth operation. Manufactured by NTN with global production standards.

















