NTN 21309CDE4 Self-Aligning Roller Bearing – High-Precision, Heavy-Duty
Basic Info.
| Inner Diameter | 45 mm |
| Outer Diameter | 100 mm |
| Thickness | 25 mm |
| Model NO. | 21309CDE4 |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
High-precision double-row roller bearing with aligning capability, suitable for OEM/ODM applications. Features P0–P2 precision ratings, C0–C4 clearance options, and robust construction for demanding radial load conditions. Made in China.
Basic Info.
- Spherical Roller Bearing
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- Thrust Needle Roller Bearing
- Thrust Self-aligning Roller Bearing
- Cylindrical Roller Bearing
- Bearing Block
- Pillow Block Bearing
- Self-Aligning Ball Bearing
- Deep Groove Ball Bearing
- Angular Contact Ball Bearing
- Linear Bearing
- Auto Bearing
- Needle Bearing
- Thrust Ball Bearing
Related Products
Basic Info.
| Inner Diameter | 140 mm |
| Outer Diameter | 210 mm |
| Thickness | 69 mm |
| Model No. | 24028CAMKE4 |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
High-precision double-row roller bearing with aligning capability, suitable for heavy radial loads. Made of premium bearing steel, compliant with P0–P2 precision ratings and C0–C4 clearance options. Widely used in OEM/ODM applications.
Basic Info.
| Inner Diameter | 100 mm |
| Outer Diameter | 180 mm |
| Thickness | 46 mm |
| Model NO. | 22220 |
| Lubrication | Grease or Oil |
| Material | Bearing Steel |
Introduction
This is a double-row radial spherical roller bearing (model 22220), made of high-grade bearing steel, suitable for heavy-duty applications. It features grease or oil lubrication, precision ratings from P0 to P2, and standard clearances C0/C3/C4. Dimensions: 100×180×46 mm. Origin: China.
Basic Info.
| Inner Diameter | 200 mm |
|---|---|
| Outer Diameter | 340 mm |
| Thickness | 112 mm |
| Model NO. | 23140CDKE4 |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
High-precision double-row roller bearing with spherical aligning capability. Designed for heavy radial loads, featuring P0–P2 precision ratings, C0–C4 clearance options, and robust construction using premium bearing steel. Suitable for OEM/ODM applications.
Basic Info.
| Inner Diameter | 55 mm |
| Outer Diameter | 100 mm |
| Thickness | 25 mm |
| Model NO. | 22211CDE4 |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
Introduction
This is a high-precision double-row radial roller bearing with dimensions 55×100×25 mm. Made of premium bearing steel, it supports OEM/ODM service and offers precision ratings from P0 to P2. Suitable for small-to-medium applications (60–115 mm outer size), it features aligning capability, unseparated design, and standard clearance options (C0/C3/C4).
Basic Info.
| Inner Diameter | 140 mm |
| Outer Diameter | 250 mm |
| Thickness | 88 mm |
| Model No. | 23228CDE4 |
| Bearing Type | Double Row Spherical Roller Bearing |
| Material | Bearing Steel |
High-precision double row spherical roller bearing with radial load capacity, aligning capability, and robust performance. Suitable for heavy-duty industrial applications. Made of premium bearing steel, compliant with P0–P2 precision ratings and C0–C4 clearance options.
Basic Info.
| Inner Diameter | 50 mm |
| Outer Diameter | 2500 mm |
| Thickness | 180 mm |
| Model NO. | 24072CDKE4 |
| Bearing Type | Double-row Spherical Roller Bearing |
| Material | Bearing Steel |
High-precision double-row spherical roller bearing with aligning capability, suitable for heavy radial loads. Made of premium bearing steel, compliant with P0–P2 precision ratings and C0–C4 clearance options. Designed for OEM/ODM applications, packed in carton pallets (360×540×180 mm). Origin: China. HS Code: 8482300000.
Basic Info.
| Inner Diameter | 50 mm |
|---|---|
| Outer Diameter | 2500 mm |
| Thickness | 280×420×140 mm |
| Model No. | 24056CAMKE4 |
| Bearing Type | Double Row Spherical Roller Bearing |
| Material | Bearing Steel |
High-precision double-row spherical roller bearing with aligning capability, suitable for heavy radial loads. Features P0–P2 precision ratings, C0–C4 clearance options, and OEM/ODM service. Made of high-grade bearing steel, compliant with international standards (HS Code: 8482300000).
Basic Info.
| Inner Diameter | 220 mm |
| Outer Diameter | 340 mm |
| Thickness | 118 mm |
| Model NO. | 24044CDKE4 |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
High-precision double-row roller bearing with spherical aligning capability, suitable for heavy radial loads. Features P0–P2 precision ratings, C0–C4 clearance options, and robust construction using premium bearing steel. Ideal for OEM/ODM applications.
Basic Info.
| Inner Diameter | 170 mm |
| Outer Diameter | 310 mm |
| Thickness | 86 mm |
| Model NO. | 22234CDE4 |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
Introduction
High-precision double-row spherical roller bearing with aligning capability, suitable for heavy radial loads. Made of premium bearing steel, compliant with P0–P2 precision ratings and C0–C4 clearance options. Designed for OEM/ODM applications, widely used in industrial machinery.
Basic Info.
| Inner Diameter | Outer Diameter | Thickness |
|---|---|---|
| 25 mm | 52 mm | 18 mm |
Description
This double-row roller bearing is made of high-quality bearing steel, suitable for radial loads. It features spherical aligning capability, grease or oil lubrication, precision ratings from P0 to P2, and standard clearances C0/C3/C4. Originating from China, it complies with HS Code 8482300000 and is branded BDL.
Basic Info.
| Inner Diameter | 150 mm |
| Outer Diameter | 225 mm |
| Thickness | 75 mm |
| Model NO. | 24030CDKE4 |
| Bearing Type | Double Row Radial Spherical Roller Bearing |
| Material | Bearing Steel |
High-precision double-row spherical roller bearing (Model: 24030CDKE4), made of premium bearing steel. Features radial load capacity, self-aligning capability, and standard clearances (C0/C3/C4). Suitable for OEM/ODM applications. Dimensions: 150×225×75 mm.
Basic Info.
| Inner Diameter | Outer Diameter | Thickness |
|---|---|---|
| 140 mm | 250 mm | 68 mm |
Description
This is a double-row spherical roller bearing (Model: 22228CDE4), made of high-grade bearing steel, with precision ratings P0–P2 and clearance options C0/C3/C4. Designed for heavy radial loads and misalignment compensation, it features aligning capability and OEM/ODM service support. Origin: China. HS Code: 8482300000.

















