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 |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Grease or Oil |
Description
High-performance wheel hub bearing with radial load capacity, offering long life, low noise, and high-speed operation. Suitable for various automotive applications.
Specifications
| Bore Diameter | 45mm |
| Outer Diameter | 68mm |
| Width | 12mm |
| Material | Bearing Steel |
| Load Direction | Radial |
| Trademark | NTN |
Description
Precision radial bearing with 45mm bore, 68mm outer diameter, and 12mm width. Made from high-quality bearing steel, it ensures durability and performance. Ideal for industrial applications requiring reliable radial load support. Manufactured by NTN, a trusted name in bearing technology.
Specifications
| Model No. | 6001/6201/6301/16003 RS/2RS/ZZ |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Grease or Oil |
| Vibration Level | Z1V1, Z2V2, Z3V3 |
| Feature | Long Life, High Speed, Low Noise |
Overview
High-performance roller bearing made of premium bearing steel, offering long service life, low noise, and high-speed capability. Suitable for various industrial applications with options for grease or oil lubrication. Available in multiple precision grades and vibration levels.
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 | 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. | 6302 Zz 2RS) |
| Bore Diameter x Outer Diameter x Width | 15*42*13mm |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Sealed Type | Unseparated |
| Origin | Germany, Sweden, Japan |
Description
High-quality radial bearing made of durable bearing steel, ideal for industrial applications requiring reliable performance. Compact design with precise dimensions ensures smooth operation and long service life.
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 |
| 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
| Bore Diameter | 45mm |
| Outer Diameter | 68mm |
| Width | 12mm |
| Model | 6301 |
| Material | Bearing Steel |
| Trademark | NTN |
Description
Precision radial bearing with single row design, unseparated structure for durability. Ideal for industrial applications requiring reliable performance under radial loads.
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 |
| 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.

















