Bearings Factory 634-639 Ball Bearings for NTN NSK Koyo High Precision
Specifications
| Bore Diameter | Varied models (634-639) |
| Outer Diameter | Different sizes available |
| Width | Standard industrial dimensions |
| Material | NSK NTN NACHI Timken Koyo |
| Origin | China |
| Capacity | 200,000,000 Pcs/Year |
Description
High precision bearings with 100% on-time delivery. Suitable for industrial applications, featuring reliable performance and standard packaging.
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
Specifications
| Bore (mm) | Various models available |
| Outer Diameter (mm) | Different sizes offered |
| Width (mm) | Varies by model |
| Delivery Performance | 100.0% on-time delivery |
| Production Capacity | 200,000,000 pcs/year |
| Origin | China |
Description
High-performance bearings with reliable quality, suitable for industrial applications requiring precision and durability.
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
| Bore Diameter | 15mm |
| Outer Diameter | 42mm |
| Width | 13mm |
| Material | Bearing Steel |
| Load Direction | Radial |
| Model | S6305ZZ |
Description
Precision radial bearing with 15x42x13mm dimensions, made of high-quality bearing steel. Ideal for various industrial applications requiring reliable performance and durability.
Specifications
| Model NO. | 6204 NR |
| Trademark | KOYO |
| Origin | China |
| HS Code | 8482102000 |
| Transport Package | Standard Industrial Packaging |
Description
Precision ball bearing with reliable performance for various industrial applications. Available in multiple sizes, ideal for machinery and equipment requiring durability and smooth operation.
Specifications
| Bore Diameter | 85 mm |
| Outer Diameter | 150 mm |
| Width | 28 mm |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Lubrication | Grease or Oil |
Description
Precision deep groove ball bearing with high load capacity, suitable for radial loads. Made of high-quality bearing steel with P0-P2 precision ratings, ideal for industrial and OEM applications.
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
| 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 | 55 mm |
| Outer Diameter | 90 mm |
| Width | 18 mm |
| Model No. | 6011-2RS |
| Material | Bearing Steel |
| Origin | Japan |
Description
Precision radial bearing with non-aligning design, suitable for high-speed applications. Made of high-quality bearing steel, ensuring durability and performance. Ideal for OEM and industrial use.
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.
Specifications
| Model NO. | 6205CM |
| Trademark | KOYO |
| Origin | China |
| HS Code | 8482102000 |
Description
High-quality ball bearing with reliable performance, suitable for various industrial applications. Made in China under strict quality control standards.
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. | 6203 ZNR |
| Trademark | KOYO |
| Origin | China |
| HS Code | 8482102000 |
| Packaging | Standard Industrial Packaging |
Description
Precision ball bearing with reliable performance for various industrial applications.

















