Koyo 6307 Deep Groove Ball Bearing – High-Precision Factory Direct
Basic Info.
| Model NO. | 6307 |
| Capacity | 200,000,000 Pieces/Year |
| Origin | China |
| Trademark | NSK, NTN, NACHI, Timken, Koyo |
| HS Code | 8482102000 |
Description
High-precision deep groove ball bearing with reliable on-time delivery (100.0%). Manufactured in China under strict quality control. Compatible with global standards and widely used across industrial applications.
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. | 6001 |
| Precision Rating | P0, P6, P5, P4, P2 |
| Vibration | Z1V1, Z2V2, Z3V3 |
| Material | Bearing Steel |
| Feature | High Speed, Low Noise, Long Life |
| Origin | China |
Description
Premium quality deep groove ball bearing with high precision and low vibration. Ideal for high-speed applications requiring reliability and durability. Available in bulk stock with OEM/ODM support.
Product Parameters
| Bore Diameter (d): | 240mm |
| Outer Diameter (D): | 320mm |
| Width (B): | 38mm |
| Model No.: | 61948/61952/61956/61960-2RS/2Z/M |
| Material: | Bearing Steel |
| Load Direction: | Radial Bearing |
Description
Premium radial bearing made from high-quality bearing steel, ideal for heavy-duty industrial applications. Compact design with precise dimensions ensures reliable performance and durability. Sealed variants available for enhanced protection.
Specifications
| Bore Diameter | 15mm |
| Outer Diameter | 32mm |
| Width | 11mm |
| Model Numbers | 6202, 6203, 6204, 6205, 6206 |
| Trademark | NSK |
| Origin | Japan |
Description
Premium deep groove ball bearing with high precision and durability. Ideal for various industrial applications requiring reliable performance under continuous operation.
Specifications
| Model NO. | 6048 6052 6056 6060 6064 |
| Precision Rating | P0, P6, P5, P4, P2 |
| Dimension | 240×350×56 mm |
| Vibration | Z1V1, Z2V2, Z3V3 |
| Material | Bearing Steel |
| Origin | China |
Description
High precision radial bearing with long life, high speed, and low noise performance. Suitable for various industrial applications. Available in multiple models with rich stock and OEM/ODM support.
Specifications
| Bore Diameter | 20 mm |
| Outer Diameter | 42 mm |
| Width | 12 mm |
| Seals Type | Zz 2RS Open |
| Precision Rating | P0 P6 P5 P4 |
| Lubrication | Grease or Oil |
Description
High-quality radial bearing made of bearing steel, model 6004, with non-aligning design and unseparated structure. Suitable for various industrial applications requiring reliable performance under radial loads.
Specifications
| Bore Diameter | 120mm |
| Outer Diameter | 170mm |
| Width | 28mm |
| Material | Bearing Steel |
| Load Direction | Radial |
| Origin | Germany, Sweden, Japan |
Description
Precision radial bearing with high load capacity. Made of durable bearing steel, suitable for industrial applications requiring reliable performance. Compact design with standard dimensions for easy integration.
Specifications
| Bore Diameter | 120mm |
| Outer Diameter | 170mm |
| Width | 28mm |
| Model No. | 6322 |
| Material | Bearing Steel |
| Load Direction | Radial |
Description
Premium radial bearing with model 6322, made of high-quality bearing steel. Designed for reliable performance, it features dimensions of 120x170x28mm and supports radial load applications. Ideal for industrial machinery requiring durable and precise components.
Specifications
| Model No. | 6200 |
| Dimensions | 10*30*9mm |
| Origin | Germany, Sweden, Japan |
| Certification | ISO9001:2008 |
| Performance | Long Life, High Speed, Low Noise |
| HS Code | 8482102000 |
Introduction
Premium quality 6200 bearing with high precision and durability. Designed for long life, high-speed operation and low noise performance. Ideal for industrial applications requiring reliable performance.
Specifications
| Model No. | 6300 |
| Precision Rating | P0, P6, P5, P4, P2 |
| Vibration | Z1V1, Z2V2, Z3V3 |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
| Origin | China |
Description
High-speed, low-noise radial bearing with long service life. Made from high-quality bearing steel, suitable for various industrial applications. Available in rich stock for fast delivery by sea or air. Supports OEM/ODM services.
Specifications
| Bore Diameter | 75mm |
| Outer Diameter | 130mm |
| Width | 25mm |
| Model No. | 6215 |
| Material | Bearing Steel |
| Origin | China |
Description
Premium radial bearing with model 6215, made of high-quality bearing steel. Designed for reliable performance, it features dimensions of 75x130x25mm and is ideal for various industrial applications.
Specifications
| Bore (mm) | 17 |
| Outer Diameter (mm) | 62 |
| Width (mm) | 17 |
| Lubrication | Grease or Oil |
| Certification | ISO9001:2008 |
| Origin | Germany, Sweden, Japan |
Description
High-quality bearing with precise dimensions (17x62x17mm), suitable for various industrial applications. Reliable performance and durable design ensure long service life under demanding conditions.
Specifications
| Model No. | 6203 |
| Dimensions (mm) | 45*68*12 |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Trademark | NTN |
| Origin | Germany, Sweden, Japan |
Description
Precision radial bearing with model 6203, made of high-quality bearing steel. Suitable for various industrial applications requiring reliable performance and durability.

















