Koyo NF321em-24em Cylindrical Roller Bearings High Load Capacity
Specifications
| Bore Diameter | 105mm |
| Outer Diameter | 225mm |
| Width | 49mm |
| Material | Bearing Steel |
| Seals Type | Open |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
KOYO NF321EM Cylindrical Roller Bearing, made of high-quality bearing steel, features a single-row, non-aligning design with open seals. Ideal for radial loads, it offers high precision and durability in industrial applications.
Basic Info.
- Needle Bearing
- Cylindrical Roller Bearing
- Auto Bearing
- Thrust Needle Roller Bearing
- Linear Bearing
- Angular Contact Ball Bearing
- Alloy Guide Rail
- Deep Groove Ball Bearing
- Plain Bearing
- Spherical Roller Bearing
- Auto Air Conditioning Compressor
- Taper Roller Bearing
- Spherical Plain Bearing
- Thrust Ball Bearing
- Self-Aligning Ball Bearing
- Thrust Self-aligning Roller Bearing
- Pillow Block Bearing
Related Products
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 | 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 | 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 | 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 | 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 | 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 |
| 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 | 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 |
| Model No. | N220EM |
| 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. Suitable for industrial machinery requiring reliable operation under demanding conditions.
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 | 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 | 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.

















