NTN NJ340EM/NU340EM/NJ344EM/NU344EM Cylindrical Roller Bearings – High-Precision, Japan-Made
Basic Specifications
| Bore Size | 15–90 mm |
| Outer Dimension | 35–180 mm |
| Specification | 200×420×80 mm |
| Material | Bearing Steel |
| Type | Cylindrical Roller Bearing |
| Origin | Japan |
Product Overview
High-precision cylindrical roller bearing (Model: NJ340EM) made of premium bearing steel, designed for heavy radial loads. Features non-aligning structure, grease or oil lubrication, and precision grades from P0 to P2. Ideal for OEM/ODM applications requiring reliability and durability.
Basic Info.
Related Products
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 | 85mm |
| Outer Diameter | 150mm |
| Width | 28mm |
| Material | Bearing Steel |
| Seals Type | Open |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
This cylindrical roller bearing features high precision and durability. Designed for radial loads, it offers reliable performance in industrial applications with OEM/ODM service available.
Specifications
| Bore Diameter | 85 mm |
| Outer Diameter | 150 mm |
| Width | 28 mm |
| Model NO. | NUP217EM |
| Material | Bearing Steel |
| Seals Type | Open |
Description
Cylindrical Roller Bearing NUP217EM made of high-quality bearing steel, suitable for radial loads. Features open structure, precision ratings P0-P6, and is ideal for industrial applications requiring durability and performance.
Specifications
| Bore Diameter | 25mm |
| Outer Diameter | 52mm |
| Width | 15mm |
| Model No. | N205EM |
| Material | Bearing Steel |
| Seals Type | Open |
Description
Cylindrical Roller Bearing N205EM, made of high-quality bearing steel, features a single row design with open seal type. 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 | 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 | 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 |
| Material | Bearing Steel |
| Seals Type | Open |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
Cylindrical Roller Bearing N230EM, made of high-quality bearing steel, features a single-row, non-aligning design ideal for radial loads. Open type for versatile lubrication options including oil, grease, or dry. Suitable for OEM/ODM applications with reliable performance and precision ratings up to P2.
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 | 15mm |
| Outer Diameter | 35mm |
| Width | 11mm |
| Material | Bearing Steel |
| Seals Type | Open |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
NU202EM Cylindrical Roller Bearing, single row, non-aligning design, made of high-quality bearing steel. Suitable for radial loads, available with OEM/ODM service. Origin: China.
Specifications
| Bore Diameter | 55mm |
| Outer Diameter | 100mm |
| Width | 21mm |
| Material | Bearing Steel |
| Seals Type | Open |
Description
This Cylindrical Roller Bearing (Model: NF211EM) features a single row design with high precision ratings (P0-P2). Made of bearing steel, it offers excellent performance for radial loads. Suitable for OEM/ODM applications, the bearing is manufactured by NSK in Japan and comes in an open seal type for versatile lubrication options.
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.