NSK NJ303EM/304EM/305EM Cylindrical Roller Bearings – High-Precision, Heavy-Duty
Basic Info.
| Inner Diameter | 17 mm |
| Outer Diameter | 47 mm |
| Width | 14 mm |
| Model No. | NJ303EM |
| Material | Bearing Steel |
| Type | Cylindrical Roller Bearing |
Introduction
High-precision cylindrical roller bearing (NJ303EM) made of premium bearing steel, designed for radial load applications. Features single-row, non-aligning, open-type structure with P0–P2 precision ratings. Compact dimensions: 17×47×14 mm. Suitable for OEM/ODM use, lubricated with oil/grease/dry. Manufactured in Japan under NSK quality standards.
Basic Info.
Related Products
Specifications
| Model | NN3016K |
| Bore Diameter | 80 mm |
| Outer Diameter | 125 mm |
| Width | 34 mm |
| Material | Bearing Steel |
| Seals Type | Open |
Description
Cylindrical Roller Bearing NN3016K made of high-quality bearing steel, suitable for radial loads with precision P0-P6. Open type design allows flexible lubrication options including oil, grease, or dry.
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 Size | 15-90 mm |
| Outer Diameter | 220 mm |
| Width | 166 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 bore size from 15 to 90 mm. Ideal for radial loads, it features spherical non-aligning design, separated structure, and supports OEM/ODM service. Reliable performance in demanding applications.
Specifications
| Inner Diameter | 35mm-180mm |
| Outer Diameter | 340mm |
| Thickness | 133mm |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4, P2 |
| Seals Type | Open |
Description
Cylindrical Roller Bearing NN3068, made of high-quality bearing steel, features high precision and durability. Suitable for radial loads, it offers reliable performance in various industrial applications with OEM/ODM service available.
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 | 50 mm |
| Outer Diameter | 80 mm |
| Width | 23 mm |
| Model No. | NN3010K |
| Material | Bearing Steel |
| Seals Type | Open |
Description
Cylindrical Roller Bearing NN3010K made of high-quality bearing steel, suitable for radial loads with precision ratings up to P2. Ideal for industrial applications requiring durability and performance.
Specifications
| Bore Diameter | 35mm-180mm |
| Outer Diameter | 400mm |
| Width | 148mm |
| Material | Bearing Steel |
| Seals Type | Open |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
NN3080 Cylindrical Roller Bearing, single row design with high precision options. Ideal for radial load applications. Made of durable bearing steel, open type for flexible lubrication. Suitable for OEM/ODM use in industrial machinery.
Specifications
| Bore Diameter | 17 mm |
| Outer Diameter | 40 mm |
| Width | 16 mm |
| Model No. | NUP207EM |
| Material | Bearing Steel |
| Seals Type | Open |
Description
Cylindrical roller bearing with high precision and durability. Suitable for radial loads, features separated design and OEM/ODM service. Made of premium bearing steel.
Specifications
| Bore Diameter | 35mm-180mm |
| Outer Diameter | 460mm |
| Width | 163mm |
| Structure | Cylindrical Roller Bearing |
| Precision Rating | P0, P6, P5, P4, P2 |
| Seals Type | Open |
Description
High-performance cylindrical roller bearing made of bearing steel, suitable for radial loads. Features high precision, durability, and flexible lubrication options (oil, grease, dry). Ideal for industrial applications requiring reliable performance.
Specifications
| Model | NN3040K |
| Dimensions | 200 x 310 x 82 mm |
| Material | Bearing Steel |
| Type | Cylindrical Roller Bearing |
| Seals Type | Open |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
High-precision cylindrical roller bearing with robust bearing steel construction. Ideal for radial load applications requiring durability and performance. Features open seal design and high production capacity.
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 | 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.