NSK IKO KOYO NTN 6304-6317 Deep Groove Ball Bearings – ZZ/2RS/DDU, High-Precision Motorcycle Bearings
Basic Info.
| Bore Size | 1–160 mm |
| Specification | 25×52×15 mm |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Seals Type | ZZ / 2RS / Open |
| Lubrication | Grease or Oil |
Introduction
Deep Groove Ball Bearing (Model NO. 6311), unseparated, single-row design. Made of high-grade bearing steel, suitable for radial loads. Available in various bore sizes (1–160 mm), standard dimension 25×52×15 mm. Features ZZ, 2RS or open seal options, pre-lubricated with grease or oil. Precision grades P0–P4, vibration levels Z1V1–Z3V3. OEM/ODM supported.
Basic Info.
Related Products
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. | 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
| 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.
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
| Bore Diameter | 45 mm |
| Outer Diameter | 68 mm |
| Width | 12 mm |
| Model NO. | 4204 4304 |
| Material | Bearing Steel |
| Origin | Germany, Sweden, Japan |
Description
Precision radial bearing with single row design, ideal for high-load applications. Made from high-quality bearing steel, ensuring durability and performance. Sealed to protect against contaminants and packed securely for transport.
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 | 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 | 120mm |
| Outer Diameter | 170mm |
| Width | 28mm |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
| Origin | Germany, Sweden, Japan |
Description
Premium radial bearing made of high-quality bearing steel. Designed for reliable performance with dimensions of 120x170x28mm. Ideal for industrial applications requiring durable and precision-engineered components.
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 | 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 long life, low noise, and high-speed capability. Suitable for radial loads, this precision-engineered bearing ensures reliable operation. Ideal for OEM and ODM applications with rich stock availability and global shipping options.
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 | 6201 (12mm) |
| Material | Bearing Steel |
| Lubrication | Grease or Oil |
| Precision Rating | P0, P6, P5, P4, P2 |
| Vibration Level | Z1V1, Z2V2, Z3V3 |
| Feature | Long Life, High Speed, Low Noise |
Description
High-quality roller bearing available in rich stock. Suitable for various industrial applications with reliable performance, precision engineering, and durable construction. OEM/ODM service supported.