Self-Aligning Roller Bearings 22220-22312 – High-Precision Mechanical Equipment
Basic Info.
| Inner Diameter | 100 mm |
| Outer Diameter | 180 mm |
| Width | 46 mm |
| Model No. | 22220 |
| Brand | NSK |
| Material | Bearing Steel |
High-precision double-row roller bearing with spherical aligning capability, designed for radial loads. Features long life, high speed, low noise, rich stock availability, and OEM/ODM support. Suitable for sea or air transport.
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
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Specifications
| Bore Diameter | Varies by model |
| Outer Diameter | Varies by model |
| Width | Standard industrial dimensions |
| Model No. | 22220, 22221, 22222, 22310, 22311, 22312, 22314, 22316 |
| Type | Aligning Thrust Roller Bearing |
| Origin | China |
Description
High-performance aligning thrust roller bearings designed for heavy axial loads. Unseparated design ensures durability and reliable operation in industrial applications. Made to export packing standards with annual production capacity of one million pieces.
Specifications
| Bore Diameter | 100 mm |
| Outer Diameter | 180 mm |
| Width | 46 mm |
| Precision Rating | P0, P6, P5, P4, P2 |
| Clearance | C0, C3, C4 |
| Material | Bearing Steel |
Description
High-quality roller bearing with long life, high speed, and low noise performance. Suitable for radial loads, featuring double-row unseparated design and made from durable bearing steel. Ideal for OEM and ODM applications.
Specifications
| Model NO. | 21311 |
| Dimensions (mm) | 55*120*29 |
| Material | Bearing Steel |
| Rolling Body | Roller Bearings |
| Load Direction | Radial Bearing |
| Speed & Noise | High Speed, Low Noise |
Description
Precision roller bearing with long life and high-speed performance. Ideal for industrial applications requiring reliability and efficiency. Available in multiple precision ratings and clearances.
Specifications
| Bore Diameter | Customized |
| Outer Diameter | 200-430mm (Large) |
| Width | Varies by Model |
| Material | Chrome Steel |
| Type | Self-Aligning Roller Bearing |
| Origin | China |
Overview
Premium self-aligning roller bearing made of chrome steel, ideal for heavy-duty applications. Features large outer dimensions (200-430mm), excellent alignment capability, and high durability. Suitable for various industrial uses with reliable performance.
Specifications
| Model No. | 21305/Cc to 21308/E/C3 |
| Type | Spherical Aligning Bearings |
| Load Direction | Thrust Bearing |
| Separated | Unseparated |
| Origin | China |
| HS Code | 84823000 |
Description
High-performance spherical roller thrust bearings designed for heavy-load applications. These unseparated, aligning bearings ensure reliable operation under high stress and misalignment conditions. Made in China with standard export packaging, suitable for industrial machinery requiring durable medium-sized roller bearings.
Specifications
| Inner Diameter x Outer Diameter x Thickness | 100 x 180 x 46 mm |
| Precision Rating | P0, P6, P5, P4, P2 |
| Clearance | C0, C3, C4 |
| Material | Bearing Steel |
| Feature | Long Life, High Speed, Low Noise |
| Transport | by Sea or by Air |
Description
High-performance roller bearing with double row design, made of durable bearing steel. Offers long service life, high-speed capability, and low noise operation. Ideal for industrial applications requiring precision and reliability.
Specifications
| Bore Diameter | Available in multiple sizes (Model: 21307-21314) |
| Type | Spherical Aligning Thrust Bearing |
| Design | Unseparated, Medium Roller Bearing |
| Origin & HS Code | China, 84823000 |
| Packaging | Export Packing Standard |
| Capacity | 1,000,000 pieces/year |
Description
High-performance spherical thrust roller bearings designed for heavy axial loads. Ideal for industrial applications requiring durability and precision.
Specifications
| Bore Diameter | Varies by model |
| Outer Diameter | Varies by model |
| Width | Varies by model |
| Load Direction | Thrust Bearing |
| Alignment | Spherical Aligning |
| Origin | China |
Description
High-quality spherical aligning thrust bearings with unseparated design, suitable for heavy-duty applications. Made in China, these medium roller bearings ensure reliable performance and durability under high load conditions.
Specifications
| Bore Diameter | 100 mm |
| Outer Diameter | 180 mm |
| Width | 46 mm |
| Precision Rating | P0, P6, P5, P4, P2 |
| Clearance | C0, C3, C4 |
| Material | Bearing Steel |
Description
High-speed roller bearing with long life and low noise. Double row, radial design, ideal for heavy-duty applications. Made from high-quality bearing steel, ensuring durability and performance under demanding conditions.
Specifications
| Bore Diameter | 100 mm |
| Outer Diameter | 180 mm |
| Width | 46 mm |
| Precision Rating | P0, P6, P5, P4, P2 |
| Clearance | C0, C3, C4 |
| Material | Bearing Steel |
Description
High-speed roller bearing with long life and low noise. Double-row radial design, unseparated structure, suitable for high-load applications. Made of high-quality bearing steel, ensuring durability and performance. Ideal for industrial machinery requiring precision and reliability.
Specifications
| Bore Diameter | Varies by model (e.g., 22320, 22322, 22324) |
| Type | Spherical Roller Bearing |
| Load Direction | Thrust Bearing |
| Design | Unseparated, Aligning |
| Origin | China |
| Production Capacity | 1 Million Pieces/Year |
Description
High-performance spherical roller bearings designed for heavy thrust loads. These unseparated, self-aligning bearings offer reliable operation in demanding applications. Made to standard export specifications with consistent quality from a leading Chinese manufacturer.
Specifications
| Model No. | 22217 |
| Dimensions (mm) | 85 x 150 x 36 |
| Precision Rating | P0, P6, P5, P4, P2 |
| Clearance | C0, C3, C4 |
| Material | Bearing Steel |
| Feature | High Speed, Low Noise, Long Life |
Description
This NSK precision roller bearing offers high performance with excellent durability. Designed for radial loads, it ensures smooth operation under high-speed conditions, ideal for industrial applications requiring reliability and efficiency.

















