Needle Roller Bearings LB25UU-50UU High Load Capacity for Industrial Use
Specifications
| Bore Diameter | Not specified |
| Outer Diameter | Not specified |
| Width | Not specified |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
Description
Needle Roller Bearing LB25UU, radial type with high precision ratings (P0-P2). Made of bearing steel, available with or without rings. Suitable for OEM/ODM applications. Lubricated with grease or oil. Fast delivery in 3-7 days.
Basic Info.
- Pillow Block Bearing
- Cylindrical Roller Bearing
- Spherical Plain Bearing
- Thrust Self-aligning Roller Bearing
- Plain Bearing
- Spherical Roller Bearing
- Self-Aligning Ball Bearing
- Taper Roller Bearing
- Thrust Needle Roller Bearing
- Needle Bearing
- Bearing Block
- Deep Groove Ball Bearing
- Alloy Guide Rail
- Angular Contact Ball Bearing
- Linear Bearing
- Auto Bearing
- Machine Tools Accessories
- Auto Air Conditioning Compressor
- Thrust Ball Bearing
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Specifications
| Bore Diameter | 17 mm |
| Outer Diameter | 30 mm |
| Width | 23 mm |
| Model NO. | NA6903 |
| Material | Bearing Steel |
| Load Direction | Radial |
Description
Needle roller bearing NA6903 with high precision steel construction, designed for radial load applications. Features compact dimensions of 17x30x23 mm, available with various clearance options (C0/C3/C4) and precision ratings up to P2. Suitable for OEM/ODM use with short delivery time.
Specifications
| Bore Diameter | 35 mm |
| Outer Diameter | 47 mm |
| Width | 17 mm |
| Load Direction | Radial |
| Precision Rating | P0, P6, P5, P4, P2 |
| Clearance | C0, C3, C4 |
Description
Needle Roller Bearing RNA4906 made of bearing steel, designed without outer and inner rings for compact radial load applications. Suitable for high-precision machinery with grease or oil lubrication. OEM/ODM service available.
Specifications
| Bore Diameter | 360 mm |
| Outer Diameter | 440 mm |
| Width | 80 mm |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
Description
Needle Roller Bearing NA4872, made of high-quality bearing steel, features radial load direction and precise performance. Available with OEM/ODM service, this closed-type bearing offers P0-P2 precision ratings and C0-C4 clearance options, ideal for industrial applications.
Specifications
| Bore Diameter | 300 mm |
| Outer Diameter | 380 mm |
| Width | 80 mm |
| Load Direction | Radial Bearing |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Grease or Oil |
Description
Needle Roller Bearing NA4860 made of bearing steel, featuring high precision and radial load capacity. Suitable for various industrial applications with OEM/ODM support.
Specifications
| Bore Diameter | 120 mm |
| Outer Diameter | 165 mm |
| Width | 45 mm |
| Model NO. | NA4924 |
| Material | Bearing Steel |
| Lubrication | Grease or Oil |
Description
Needle Roller Bearing NA4924, made of high-quality bearing steel, features radial load direction and closed type design. Suitable for precision applications with clearance options C0, C3, C4. Ideal for industrial machinery requiring compact and durable bearings.
Specifications
| Bore Diameter | 10 mm |
| Outer Diameter | 22 mm |
| Width | 13 mm |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Lubrication | Grease or Oil |
Description
Needle Roller Bearing NA4900, made of high-quality bearing steel, features a compact design without inner or outer ring. Ideal for radial load applications with precision ratings up to P2. Suitable for OEM/ODM services with fast delivery.
Specifications
| Bore Diameter | 350 mm |
| Outer Diameter | 400 mm |
| Width | 80 mm |
| Model No. | RNA4864 |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
Description
Precision needle roller bearing with high load capacity, made of premium bearing steel. Available in various clearance and precision grades. Suitable for heavy-duty radial applications. OEM/ODM service supported. Fast delivery within 3-7 days.
Specifications
| Bore Diameter | 110 mm |
| Outer Diameter | 140 mm |
| Width | 30 mm |
| Load Direction | Radial Bearing |
| Precision Rating | P0, P6, P5, P4, P2 |
| Clearance | C0, C3, C4 |
Description
Needle Roller Bearing NA4822, made of high-quality bearing steel, features a compact design without inner or outer rings. Suitable for radial load applications, it offers multiple precision and clearance options, ideal for OEM/ODM use in various industrial environments.
Specifications
| Bore Diameter | 85 mm |
| Outer Diameter | 120 mm |
| Width | 63 mm |
| Load Direction | Radial Bearing |
| Precision Rating | P0, P6, P5, P4, P2 |
| Clearance | C0, C3, C4 |
Description
Needle Roller Bearing NA6917 made of Bearing Steel, featuring high precision and durability. Suitable for radial load applications with options for grease or oil lubrication. Ideal for industrial machinery requiring compact design and high performance.
Specifications
| Bore Diameter | 55 mm |
| Outer Diameter | 62 mm |
| Width | 18 mm |
| Load Direction | Radial Bearing |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Grease or Oil |
Description
Needle Roller Bearing K55X62X18, made of high-quality bearing steel, features a compact design without inner or outer ring. Ideal for radial load applications with high precision requirements. Available with various clearance options (C0, C3, C4) and precision grades. Suitable for OEM/ODM use, produced in China under BDL brand.
Specifications
| Bore Diameter | 14 mm |
| Outer Diameter | 22 mm |
| Width | 16 mm |
| Model | RNA4900X2A |
| Material | Bearing Steel |
Description
Needle Roller Bearing RNA4900X2A, size 14x22x16 mm, made of high-quality bearing steel. Suitable for radial load applications, available with precision ratings P0-P2 and clearance options C0-C4. Lubricated with grease or oil, ideal for industrial machinery requiring compact, durable bearings.
Specifications
| Bore Diameter | 68 mm |
| Outer Diameter | 85 mm |
| Width | 25 mm |
| Model NO. | RNA4912 |
| Material | Bearing Steel |
| Origin | Japan |
Description
High-precision needle roller bearing RNA4912 from IKO, featuring radial load direction and closed type design. Made of high-quality bearing steel with options for grease or oil lubrication. Ideal for industrial applications requiring compact, durable bearings.

















