Koyo NU303EM/NU304EM/NU305EM Cylindrical Roller Bearings – High-Precision, Heavy-Duty
Basic Info.
| Inner Diameter | 17 mm |
| Outer Diameter | 47 mm |
| Width | 14 mm |
| Model | NU303EM |
| Material | Bearing Steel |
| Type | Cylindrical Roller Bearing |
Introduction
High-precision cylindrical roller bearing NU303EM made of premium bearing steel, designed for radial load applications. Features single-row, open design, and standard P0–P2 precision ratings. Ideal for OEM/ODM use with dimensions 17×47×14 mm. Origin: Japan.
Basic Info.
Related Products
Product Parameters
| Bore Diameter | 180mm |
| Outer Diameter | 280mm |
| Width | 74mm |
| Model NO. | NN3036 |
| Material | Bearing Steel |
| Seals Type | Open |
Description
Cylindrical Roller Bearing NN3036 made of high-quality bearing steel, suitable for radial loads with precise performance. Features open structure and single row design for reliable operation in industrial applications.
Specifications
| Bore Diameter | 35mm-180mm |
| Outer Diameter | 260mm |
| Width | 104mm |
| Material | Bearing Steel |
| Seals Type | Open |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
High-performance Cylindrical Roller Bearing with non-aligning design, ideal for radial load applications. Features precision engineering, durable steel construction, and versatile lubrication options (oil, grease, dry). Suitable for industrial machinery requiring high reliability and smooth operation.
Specifications
| Bore Diameter | 30mm |
| Outer Diameter | 62mm |
| Width | 20mm |
| Model No. | NU2206EM |
| Material | Bearing Steel |
| Seals Type | Open |
Description
Cylindrical Roller Bearing NU2206EM made of high-quality bearing steel, suitable for radial loads. Features open design, precision options P0-P2, and lubrication with oil, grease, or dry. Ideal for industrial applications requiring reliability and performance.
Specifications
| Model | NN3044 |
| Outer Dimension | 35mm-180mm |
| Structure | Cylindrical |
| Seals Type | Open |
| Precision Rating | P0 P6 P5 P4 P2 |
| Origin | China |
Description
Cylindrical Roller Bearing NN3044 made of Bearing Steel, features radial load direction and single row structure. Ideal for industrial applications requiring high precision and durability.
Specifications
| Bore Diameter | 30mm |
| Outer Diameter | 62mm |
| Width | 16mm |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Oil, Grease, Dry |
Description
Cylindrical roller bearing with high precision and durability. Suitable for radial loads, featuring separated design and available in multiple precision classes. Ideal for industrial applications requiring reliable performance.
Specifications
| Bore Size | 15-90 mm |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Grease or Oil |
| Origin | China |
Description
NSK Taper Roller Bearing offers high precision and durability with a bore size range of 15-90 mm. Ideal for radial load applications, it supports OEM/ODM service and comes lubricated for long-term performance.
Specifications
| Bore Diameter | 110 mm |
| Outer Diameter | 170 mm |
| Width | 45 mm |
| Model No. | NN3022K |
| Material | Bearing Steel |
| Seals Type | Open |
Overview
Cylindrical roller bearing with high precision and durability. Designed for radial loads, it features a single row structure, made of bearing steel, ideal for industrial applications requiring reliability and performance.
Specifications
| Bore Diameter | 35mm |
| Outer Diameter | 62mm |
| Width | 20mm |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4, P2 |
| Seals Type | Open |
Description
High-performance Cylindrical Roller Bearing with non-aligning design, suitable for radial loads. Offers excellent durability and precision with open seal type and versatile lubrication options.
Specifications
| Bore Diameter | 25 mm |
| Outer Diameter | 52 mm |
| Width | 15 mm |
| Model No. | NUP205EM |
| Material | Bearing Steel |
| Seals Type | Open |
Description
Cylindrical roller bearing NUP205EM made of high-quality bearing steel, featuring high precision and durability. Suitable for radial loads with open structure for easy lubrication. Ideal for industrial applications requiring reliable performance.
Specifications
| Bore Size | 15-90 mm |
| Outside Diameter | 260 mm |
| Width | 141 mm |
| Material | Bearing Steel |
| Lubrication | Grease or Oil |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
NSK Taper Roller Bearing offers high precision and durability with radial load capacity. Ideal for industrial applications requiring reliable performance under grease or oil lubrication.
Specifications
| Bore Diameter | 35mm-180mm |
| Outer Diameter | 440mm |
| Width | 157mm |
| Material | Bearing Steel |
| Type | Cylindrical Roller Bearing |
| Seals Type | Open |
Description
The NN3088K cylindrical roller bearing features high precision (P0-P2), made of durable bearing steel, suitable for radial loads. Its open design allows flexible lubrication with oil, grease, or dry options, ideal for industrial applications requiring reliability and performance.
Specifications
| Bore Diameter | 50 mm |
| Outer Diameter | 90 mm |
| Width | 20 mm |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4, P2 |
| Seals Type | Open |
Description
The NUP210EM Cylindrical Roller Bearing features high precision and durability, ideal for radial load applications. Made from premium bearing steel with OEM/ODM service support.