NTN N2311EM Cylindrical Roller Bearings – Japan Made, High Precision
Basic Info.
| Bore Size | 15–90 mm |
| Outer Dimension | 35–180 mm |
| Specification | 55×120×43 mm |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
| Lubrication | Grease or Oil |
Introduction
This is a high-precision cylindrical roller bearing (Model: NUP2311EM), made of premium bearing steel. It features radial load capacity, non-aligning design, and supports multiple precision grades (P0–P2). Suitable for OEM/ODM applications with standard carton-pallet packaging.
Basic Info.
Related Products
Specifications
| Bore Diameter | 60mm |
| Outer Diameter | 130mm |
| Width | 31mm |
| Material | Bearing Steel |
| Seals Type | Open |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
KOYO N312EM Cylindrical Roller Bearing features high precision and durability. Made of bearing steel with an open structure, it supports radial loads and is ideal for industrial applications requiring reliability and performance.
Specifications
| Bore Diameter | 200mm |
| Outer Diameter | 400mm |
| Width | 65mm |
| Material | Bearing Steel |
| Seals Type | Open |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
Cylindrical Roller Bearing N244EM, single row design with high precision options. Made from durable bearing steel, suitable for radial loads. Open type for flexible lubrication with oil, grease, or dry options. Ideal for industrial applications requiring reliability and performance.
Specifications
| Bore Diameter | 100mm |
| Outer Diameter | 180mm |
| Width | 34mm |
| Material | Bearing Steel |
| Seals Type | Open |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
Cylindrical roller bearing NJ220EM, single row, non-aligning, separated design. Suitable for high radial loads with precision options from P0 to P2. Made of bearing steel, lubricated with oil, grease, or dry. Ideal for industrial applications requiring reliability and performance.
Specifications
| Bore Diameter | 55 mm |
| Outer Diameter | 100 mm |
| Width | 21 mm |
| Material | Bearing Steel |
| Seals Type | Open |
| Precision Rating | P0, P6, P5, P4, P2 |
Overview
Cylindrical Roller Bearing NUP211EM, single row design with high precision and durability. Suitable for radial loads, ideal for industrial applications requiring reliable performance. OEM/ODM service available.
Specifications
| Bore Diameter | 45mm |
| Outer Diameter | 100mm |
| Width | 25mm |
| Material | Bearing Steel |
| Seals Type | Open |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
The N309EM Cylindrical Roller Bearing features high precision and durability, made from premium bearing steel. Ideal for radial load applications with an open seal design, suitable for oil, grease, or dry lubrication.
Specifications
| Bore Diameter | 40 mm |
| Outer Diameter | 80 mm |
| Width | 18 mm |
| Model NO. | NU208EM |
| Material | Bearing Steel |
| Seals Type | Open |
Description
High-precision cylindrical roller bearing with single row structure, ideal for radial load applications. Made of high-quality bearing steel, it ensures durability and performance under demanding conditions. Suitable for OEM/ODM use.
Specifications
| Bore Diameter | 120mm |
| Outer Diameter | 215mm |
| Width | 40mm |
| Model | N224em |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
Cylindrical Roller Bearing N224em made of high-quality bearing steel, features radial load capacity and open seal design. Suitable for various industrial applications with precision ratings from P0 to P2.
Specifications
| Bore Diameter | 100mm |
| Outer Diameter | 180mm |
| Width | 34mm |
| Model | NU220EM |
| Material | Bearing Steel |
| Seals Type | Open |
Description
Cylindrical roller bearing NU220EM made of high-quality bearing steel, featuring a robust design with open seal type for efficient performance. Suitable for radial loads, it offers precision ratings up to P2 and is ideal for industrial applications requiring reliability and durability.
Specifications
| Bore Diameter | 180mm |
| Outer Diameter | 320mm |
| Width | 52mm |
| Material | Bearing Steel |
| Seals Type | Open |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
NJ236EM Cylindrical Roller Bearing, single row, non-aligning, made of high-quality bearing steel. Suitable for radial loads, available in open type with oil, grease, or dry lubrication. Ideal for industrial applications requiring high precision and durability.
Specifications
| Bore Diameter | 17mm |
| Outer Diameter | 47mm |
| Width | 14mm |
| Material | Bearing Steel |
| Seals Type | Open |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
Cylindrical roller bearing N303EM features high precision and durability. Made of bearing steel with a single row cylindrical structure, it supports radial loads and is ideal for industrial applications requiring reliability and performance.
Specifications
| Bore Diameter | 120mm |
| Outer Diameter | 215mm |
| Width | 40mm |
| Material | Bearing Steel |
| Seals Type | Open |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
Cylindrical roller bearing NUP224EM features high precision and durability. Made of bearing steel, it supports radial loads with single-row structure. Suitable for various industrial applications requiring reliable performance.
Specifications
| Bore Diameter | 70 mm |
| Outer Diameter | 125 mm |
| Width | 24 mm |
| Model | NU214EM |
| Material | Bearing Steel |
| Seals Type | Open |
Description
KOYO NU214EM cylindrical roller bearing, made of high-quality bearing steel, features a single row, non-aligning design with open seal. Suitable for radial loads, it offers precision ratings P0-P6 and is ideal for industrial applications requiring reliability and durability.