China Factory Direct: 627/628/629 Deep Groove Ball Bearings
Basic Info.
| Inner Diameter | 7 mm |
| Outer Diameter | 22 mm |
| Thickness | 7 mm |
| Lubrication | Grease or Oil |
| Precision Rating | P0, P6, P5, P4, P2 |
| Origin | China |
High-precision deep groove ball bearings (Model 627/628/629), compact size 7×22×7 mm, suitable for OEM/ODM applications. Features multiple precision grades, low-vibration options (Z1V1–Z3V3), and standard grease/oil lubrication.
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
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Specifications
| Bore Diameter | 90 mm |
| Outer Diameter | 140 mm |
| Width | 24 mm |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Origin | Japan |
Description
High-precision radial bearing with grease or oil lubrication. Designed for heavy-duty applications, it features P0-P2 precision ratings and low vibration levels Z1V1-Z3V3. Suitable for OEM/ODM use.
Specifications
| Bore Diameter | 60 mm |
| Outer Diameter | 140 mm |
| Width | 33 mm |
| Precision Rating | P0, P6, P5, P4 |
| Clearance | C0, C2, C3 |
| Lubrication | Grease or Oil |
Description
High-quality NACHI 6028ZZ deep groove ball bearing made of bearing steel, offering long life, low noise, and high-speed performance. Suitable for various industrial applications with radial load requirements. Available in rich stock with OEM/ODM service support.
Product Parameters
| Bore Diameter | 150 mm |
| Outer Diameter | 225 mm |
| Width | 35 mm |
| Model NO. | 6030-2RS |
| Material | Bearing Steel |
| Lubrication | Grease or Oil |
Description
High precision radial bearing with non-aligning design, suitable for heavy-duty applications. Made of high-quality bearing steel, ensuring durability and performance under various load conditions.
Specifications
| Bore Diameter | 75 mm |
| Outer Diameter | 95 mm |
| Thickness | 10 mm |
| Model NO. | 6815zz |
| Material | Bearing Steel |
| Origin | Japan |
Description
High-speed, low-noise radial bearing with long service life. Made of high-quality bearing steel, suitable for precision applications. Available in various clearance options (C0/C2/C3) and lubrication types. Ideal for OEM/ODM use.
Specifications
| Bore Diameter | 90 mm |
| Outer Diameter | 190 mm |
| Width | 43 mm |
| Model NO. | 6318ZZ |
| Material | Bearing Steel |
| Lubrication | Grease or Oil |
Description
The KOYO 6318ZZ deep groove ball bearing offers high precision, long life, and low noise operation. Ideal for radial loads, it supports high-speed applications with C0/C2/C3 clearance options and is available in rich stock for immediate delivery.
Specifications
| Bore Diameter | 50 mm |
| Outer Diameter | 80 mm |
| Width | 16 mm |
| Model NO. | 6010ZZ |
| Material | Bearing Steel |
| Lubrication | Grease or Oil |
Description
High-speed, low-noise radial bearing with long service life. Precision ratings P0 to P4, available in C0/C2/C3 clearance. Ideal for OEM/ODM applications. Rich stock supply with carton pallet packaging.
Specifications
| Bore Diameter | 25 mm |
| Outer Diameter | 42 mm |
| Thickness | 9 mm |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4 |
| Lubrication | Grease or Oil |
Overview
High-quality 6905ZZ deep groove ball bearing with long life, low noise, and high-speed performance. Suitable for various industrial applications. Rich stock available for immediate delivery.
Specifications
| Bore Diameter | 100 mm |
| Outer Diameter | 150 mm |
| Width | 24 mm |
| Model No. | 6020-2RS |
| Material | Bearing Steel |
| Lubrication | Grease or Oil |
Description
Precision radial bearing with non-aligning design, ideal for industrial applications requiring durability and high performance. Made of high-quality bearing steel, it ensures reliability under demanding conditions.
Specifications
| Bore Diameter | 10 mm |
| Outer Diameter | 22 mm |
| Width | 6 mm |
| Clearance | C0/C2/C3 |
| Precision Rating | P0, P6, P5, P4 |
| Lubrication | Grease or Oil |
Description
High-quality NSK radial bearing with long life, low noise, and high-speed performance. Made of bearing steel, it is ideal for various industrial applications. Non-aligning, unseparated design ensures reliable operation under radial loads. Rich stock available for immediate delivery.
Specifications
| Bore Diameter | 20 mm |
| Outer Diameter | 42 mm |
| Thickness | 12 mm |
| Material | Bearing Steel |
| Lubrication | Grease or Oil |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
High-precision 6004-2RS deep groove ball bearing with dust seals on both sides. Made from high-quality bearing steel for durability and long service life. Suitable for radial loads in various industrial applications.
Specifications
| Bore Diameter | 120 mm |
| Outer Diameter | 260 mm |
| Width | 55 mm |
| Precision Rating | P0, P6, P5, P4 |
| Lubrication | Grease or Oil |
| Material | Bearing Steel |
Description
High-quality NTN radial bearing from Japan, designed for high speed, long life, and low noise performance. Suitable for various industrial applications with OEM/ODM service available.
Specifications
| Bore Diameter | 60 mm |
| Outer Diameter | 95 mm |
| Width | 18 mm |
| Material | Bearing Steel |
| Lubrication | Grease or Oil |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
The 6012-2RS bearing is a single row radial ball bearing made from high-quality bearing steel with a non-aligning design. It offers reliable performance under radial loads and supports both grease and oil lubrication. Designed for precision applications, it features vibration ratings Z1V1 to Z3V3 and is suitable for OEM/ODM use.

















