Koyo Deep Groove Ball Bearings 6204R–6309 – High-Precision, Low-Noise, Factory Direct
Basic Info.
| Inner Diameter | 45 mm |
| Outer Diameter | 68 mm |
| Thickness | 12 mm |
| Model NO. | Koyo 6204r, 6304, 6907, 16007, 6007, 6207, 6207r, 6307, 63 |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
Introduction
High-precision radial ball bearings made of bearing steel, suitable for general industrial applications. Compact dimensions (45×68×12 mm), unseparated single-row design, packed for safe transport. Compliant with HS Code 8482102000.
Basic Info.
- Spherical Roller Bearing
- Taper Roller Bearing
- Alloy Guide Rail
- Thrust Needle Roller Bearing
- Thrust Self-aligning Roller Bearing
- Cylindrical Roller Bearing
- Bearing Block
- Pillow Block Bearing
- Self-Aligning Ball Bearing
- Deep Groove Ball Bearing
- Angular Contact Ball Bearing
- Linear Bearing
- Auto Bearing
- Needle Bearing
- Thrust Ball Bearing
Related Products
Specifications
| Bore Diameter | 25 mm |
| Outer Diameter | 52 mm |
| Width | 42 mm |
| Model NO. | Dac42780041/38 |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
High-quality wheel hub bearing made from bearing steel, offering long life, high speed, and low noise performance. Suitable for radial loads with grease or oil lubrication. Ideal for OEM and ODM applications.
Specifications
| Bore Diameter | 45 mm |
| Outer Diameter | 68 mm |
| Width | 12 mm |
| Model | 6200-2RS |
| Material | Bearing Steel |
| Origin | Germany/Sweden/Japan |
Description
High-quality radial bearing with single row design, ideal for various industrial applications. Sealed to protect against dust and contaminants, ensuring long service life and reliable performance under normal load conditions.
Specifications
| Model No. | 6217 |
| Dimensions (mm) | 45*68*12 |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Trademark | NTN |
| Origin | Germany, Sweden, Japan |
Description
Precision radial bearing with model 6217, made of high-quality bearing steel. Designed for reliable performance, it features dimensions of 45mm inner diameter, 68mm outer diameter, and 12mm thickness. Ideal for industrial applications requiring durability and smooth operation.
Specifications
| Model No. | 6400 |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Grease or Oil |
| Vibration | Z1V1, Z2V2, Z3V3 |
| Feature | Long Life, High Speed, Low Noise |
Description
Premium quality 6400 roller bearing made of high-grade bearing steel, designed for durability and smooth performance. Suitable for various industrial applications with precision ratings from P0 to P2. Operates quietly with low vibration levels (Z1V1 to Z3V3), ideal for high-speed and long-life requirements.
Specifications
| Model No. | 618/500m/530m/560m/600m |
| Material | Bearing Steel |
| Dimensions | 120 x 170 x 28 mm |
| Load Direction | Radial Bearing |
| Origin | Germany, Sweden, Japan |
| Trademark | NTN |
Description
Premium radial bearing made of high-quality bearing steel. Suitable for heavy-duty applications with precise dimensional accuracy. Compact design with smooth performance and long service life. Ideal for industrial machinery requiring reliable radial load support.
Product Parameters
| Bore Diameter | 25 mm |
| Outer Diameter | 52 mm |
| Width | 42 mm |
| Model NO. | NSK 28bwd03A |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Grease or Oil |
Description
This wheel hub bearing is made of high-quality bearing steel, offering long life, low noise, and high-speed performance. Suitable for radial loads, it’s ideal for various industrial and automotive applications with rich stock availability.
Specifications
| Bore Diameter | 45mm |
| Outer Diameter | 68mm |
| Width | 12mm |
| Model | 696RS |
| Material | Bearing Steel |
| Origin | Germany/Sweden/Japan |
Description
Premium radial bearing with single row design, unseparated construction for enhanced durability. Ideal for industrial applications requiring reliable performance under radial loads.
Specifications
| Bore Diameter | 25 mm |
| Outer Diameter | 52 mm |
| Width | 42 mm |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Grease or Oil |
| Material | Bearing Steel |
Description
High-quality Wheel Hub Bearing made of durable bearing steel, designed for radial load applications. Offers long life, high speed performance, and low noise operation. Suitable for various automotive uses with OEM/ODM service available.
Specifications
| Bore Diameter | 120mm |
| Outer Diameter | 170mm |
| Width | 28mm |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
| Origin | Germany, Sweden, Japan |
Description
Precision radial bearing made of high-quality bearing steel. Suitable for heavy-duty industrial applications with reliable performance. Compact design with dimensions 120x170x28mm ensures compatibility in various machinery systems.
Specifications
| Model No. | 608 |
| Inner-Outer-Thickness | 120*170*28mm |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Origin | Germany, Sweden, Japan |
| Trademark | NTN |
Description
Premium radial bearing with model 608, made from high-quality bearing steel. Designed for reliable performance in various industrial applications. Compact size of 120x170x28mm ensures compatibility and durability.
Specifications
| Model No. | Koyo 6204r 6304 6907 16007 6007 6207 6207r 6307 63 |
| Dimensions (mm) | 45*68*12 |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Origin | Germany, Sweden, Japan |
| Trademark | NTN |
Description
Precision radial bearing made of high-quality bearing steel. Suitable for various industrial applications with reliable performance. Compact design with dimensions of 45x68x12mm. Unseparated single-row structure ensures durability and smooth operation. Trusted NTN brand from leading manufacturing regions.
Specifications
| Bore Diameter | 45mm |
| Outer Diameter | 68mm |
| Width | 12mm |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
| Origin | Germany, Sweden, Japan |
Description
Premium radial bearing with model number 1604, made from high-quality bearing steel. Designed for reliable performance, it features precise dimensions of 45x68x12mm and is unseparated for easy installation. Ideal for industrial applications requiring durability and smooth operation.

















