21318 Spherical Roller Bearing – Low Friction & Self-Aligning
Basic Specifications
| Inner Diameter | 90 mm |
| Outer Diameter | 190 mm |
| Thickness | 43 mm |
| Model No. | 21318 |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
Product Overview
High-precision double-row roller bearing with P0–P2 rating, grease or oil lubrication, and spherical aligning capability. Designed for heavy radial loads, it features C0–C4 clearance options, unseparated structure, and robust 90×190×43 mm dimensions. Made in China, certified under HS Code 8482300000.
Basic Info.
- Spherical Roller Bearing
- Taper Roller Bearing
- Alloy Guide Rail
- 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 | Outer Diameter | Thickness |
|---|---|---|
| 150 mm | 250 mm | 80 mm |
Introduction
This is a double-row, radial, spherical roller bearing with aligning capability. Made of bearing steel, it features precision ratings P0–P2, clearances C0–C4, and supports OEM/ODM service. Designed for heavy-duty applications, it operates reliably under high radial loads and misalignment conditions.
Basic Info.
| Inner Diameter | 90 mm |
| Outer Diameter | 140 mm |
| Thickness | 50 mm |
| Model NO. | 24018CDKE4 |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
High-precision double-row radial roller bearing with spherical aligning capability. Rated P0–P2, clearance C0–C4, suitable for OEM/ODM applications. Outer dimension range: 50–2500 mm; standard spec: 90×140×50 mm. Made in China, compliant with HS Code 8482300000.
Basic Info.
| Inner Diameter | 300 mm |
| Outer Diameter | 540 mm |
| Thickness | 140 mm |
| Model NO. | 22260 |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
High-precision double-row roller bearing with extra-large outer dimension (540mm), spherical aligning design for self-adjustment, suitable for heavy radial loads. Made of premium bearing steel, compliant with P0–P2 precision ratings and C0–C4 clearance options. OEM/ODM available.
Basic Info.
| Inner Diameter | 35 mm |
| Outer Diameter | 80 mm |
| Thickness | 21 mm |
Introduction
This double-row roller bearing features high-precision ratings (P0–P2), C0–C4 clearance options, and is made of premium bearing steel. Designed as a spherical aligning radial bearing, it supports heavy loads with self-aligning capability. Suitable for OEM/ODM applications, it complies with HS code 8482300000 and is manufactured in China.
Basic Info.
| Inner Diameter | 90 mm |
| Outer Diameter | 140 mm |
| Thickness | 50 mm |
| Model No. | 24018CAMKE4 |
| Bearing Type | Double Row Radial Spherical Roller Bearing |
| Material | Bearing Steel |
High-precision double-row spherical roller bearing with robust alignment 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 industrial OEM/ODM applications.
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.
| 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 | 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 | 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 | 110 mm |
| Outer Diameter | 240 mm |
| Width | 80 mm |
| Model NO. | 22321CDE4 |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
Introduction
High-precision double-row roller bearing with spherical aligning capability. Designed for radial loads, made of premium bearing steel. Offers P0–P2 precision ratings and C0–C4 clearance options. Suitable for OEM/ODM applications. Outer dimension range: 50–2500 mm; standard size: 110×240×80 mm. Origin: China. HS Code: 8482300000.
Basic Info.
| Inner Diameter | 75 mm |
| Outer Diameter | 160 mm |
| Thickness | 55 mm |
| Model NO. | 22315 |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
Introduction
High-precision double-row spherical roller bearing, P0–P2 precision rating, C0–C4 clearance options. Designed for heavy radial loads with self-aligning capability. Made of premium bearing steel, compliant with international standards (SKF/NTN/NSK etc.), produced in China. Outer dimension range: 50–2500 mm.
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.

















