Koyo 4200–4208 & 4302–4307 Deep Groove Ball Bearings – High-Precision, Factory Direct
Basic Info.
| Inner Diameter | 45 mm |
| Outer Diameter | 68 mm |
| Thickness | 12 mm |
| Model NO. | 4204 4304 |
| Material | Bearing Steel |
| Brand | NTN |
High-precision radial bearing, unseparated single-row design. Manufactured from premium bearing steel for durability and smooth operation. Suitable for general industrial applications. Dimensions: 45×68×12 mm. Complies 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
| 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.
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
| Material | Bearing Steel |
| Lubrication | Grease or Oil |
| Precision Rating | P0 P6 P5 P4 P2 |
| Vibration | Z1V1 Z2V2 Z3V3 |
| Feature | Long Life, High Speed, Low Noise |
| Origin | China |
Description
Premium quality roller bearing from leading brands (SKF/NTN/NSK/Koyo/NACHI/Timken), made of high-grade bearing steel. Designed for high speed, low noise, and long service life. Available in rich stock with OEM/ODM support. Ideal for various industrial applications.
Specifications
| Bore Diameter | 25 mm |
| Outer Diameter | 52 mm |
| Width | 42 mm |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4, P2 |
| Feature | Long Life, High Speed, Low Noise |
Description
High-performance wheel hub bearing with radial load design, suitable for high-speed and long-life applications. Made from premium bearing steel with low noise operation and available in high precision grades.
Specifications
| Bore Diameter | Available in various sizes |
| Outer Diameter | Standard metric series |
| Width | Different series available |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Grease or Oil |
Description
High-quality roller bearing from top brands (SKF/NTN/NSK/Koyo/NACHI/Timken), made of durable bearing steel. Features long life, high speed capability, and low noise operation. Suitable for industrial applications with precision requirements.
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
| 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 | 60 mm |
| Outer Diameter | 130 mm |
| Width | 31 mm |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Grease or Oil |
Description
NTN/NSK/Koyo/NACHI/Timken Roller Bearing 6017 2rz offers long life, high speed, and low noise performance. Ideal for various industrial applications with rich stock availability and OEM/ODM service support.
Specifications
| Bore Diameter | 25 mm |
| Outer Diameter | 52 mm |
| Width | 42 mm |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
High-performance Wheel Hub Bearing with long life, low noise, and high-speed capability. Suitable for various industrial and automotive applications. Offers reliable radial load support and is available in multiple precision grades. Lubricated with grease or oil for smooth operation.
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 |
| Model No. | 6305 7/8 72mm 80mm |
| Material | Bearing Steel |
| Origin | Germany, Sweden, Japan |
Description
Premium radial bearing with single row design, made of high-quality bearing steel. Ideal for industrial applications requiring reliable performance and durability. Unseparated construction ensures easy installation and maintenance.
Specifications
| Bore Diameter | 25 mm |
| Outer Diameter | 52 mm |
| Width | 42 mm |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Grease or Oil |
Description
High-performance wheel hub bearing with radial load capacity, designed for long life, high speed, and low noise operation. Suitable for various automotive applications.

















