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 | 20mm |
| Outer Diameter | 47mm |
| Width | 14mm |
| Material | Bearing Steel |
| Seals Type | Open |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
This Cylindrical Roller Bearing (Model N204EM) features a single row design with high precision ratings (P0-P2), made from durable bearing steel. Ideal for radial load applications, it offers reliable performance in industrial environments.
Specifications
| Bore Diameter | 30mm |
| Outer Diameter | 72mm |
| Width | 19mm |
| Material | Bearing Steel |
| Seals Type | Open |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
Cylindrical Roller Bearing N306EM, single row, non-aligning design, suitable for radial loads. Made of high-quality bearing steel with OEM/ODM service available. Open type for versatile lubrication options including oil, grease, or dry.
Specifications
| Bore Diameter | 180mm |
| Outer Diameter | 320mm |
| Width | 52mm |
| Material | Bearing Steel |
| Seals Type | Open |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
The N236EM Cylindrical Roller Bearing, made of high-quality bearing steel, offers reliable performance with dimensional specifications of 180x320x52mm. Ideal for radial load applications, it features an open seal design and is available in multiple precision grades.
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 | 100mm |
| Outer Diameter | 180mm |
| Width | 34mm |
| Material | Bearing Steel |
| Seals Type | Open |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
Cylindrical roller bearing NUP220EM features high precision and durability. Designed for radial loads, it offers reliable performance in industrial applications with options for OEM/ODM service.
Specifications
| Bore Diameter | 55 mm |
| Outer Diameter | 100 mm |
| Width | 21 mm |
| Model NO. | NJ211EM |
| Material | Bearing Steel |
| Seals Type | Open |
Description
Cylindrical roller bearing with high precision and durability. Suitable for radial load applications, featuring separated design and OEM/ODM service support. Made in Japan.
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 | 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 | 85mm |
| Outer Diameter | 150mm |
| Width | 28mm |
| Model | N217EM |
| Material | Bearing Steel |
| Seals Type | Open |
Description
KOYO N217EM Cylindrical Roller Bearing, made of high-quality bearing steel, features a robust design with dimensions 85x150x28mm. Ideal for radial load applications, it offers reliable performance and precision (P0-P2). Suitable for industrial machinery requiring durability and efficiency.
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 | 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 | 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.